1.
 |  | Title: Autism Spectrum Disorders: A Transactional Developmental Perspective (Communication and Language Intervention Series, 9) by Amy M. Wetherby, Barry M. Prizant ISBN: 1557664455 Publisher: Paul H Brookes Pub Co Pub. Date: May, 2000 List Price: $41.95 Amazon.com Price: $29.37 |
2.
 |  | Title: Transitions in Prelinguistic Communication (Communication and Language Intervention Series, Vol 7) by Amy M., Ph.D. Wetherby, Steven F., Ph.D. Warren, Joe, Ph.D. Reichle, Mark E. Fey ISBN: 1557662622 Publisher: Paul H Brookes Pub Co Pub. Date: January, 1998 List Price: $42.95 Amazon.com Price: $30.07 |
3.
 |  | Title: Autism Spectrum Disorders: Now Service Delivery Models for Nonverbal Young Children by Amy M. Wetherby, Barry M. Prizant ISBN: 0910329931 Publisher: American Speech-Language Hearing Association Pub. Date: January, 1997 List Price: $45.00 Amazon.com Price: $45.00 |
4.
 |  | Title: CSBS DP Caregiver Questionaires: Communication and Sybmolic Behavior Scales Developmental Profile by Amy M. Wetherby, Barry M. Prizant ISBN: 1557666369 Publisher: Paul H Brookes Pub Co Pub. Date: June, 2002 List Price: $25.00 Amazon.com Price: $17.50 |
5.
 |  | Title: Csbsdp: Outline of Sampling Procedures and Instructions by Amy M., Ph.D. Wetherby, Barry M., Ph.D. Prizant ISBN: 1557665540 Publisher: Paul H Brookes Pub Co Pub. Date: June, 2002 List Price: $35.00 Amazon.com Price: $35.00 |
6.
 |  | Title: CSBS DP Infant-Toddler Checklist and Easy Score Software by Amy M., Ph.D. Wetherby, Barry M., Ph.D. Prizant ISBN: 1557665605 Publisher: Paul H Brookes Pub Co Pub. Date: August, 2002 List Price: $99.95 Amazon.com Price: $69.97 |
7.
 |  | Title: Communication and Symbolic Behavior Scales Csbs Developmental Profile Complete: Developmental Profile by Amy M., Ph.D. Wetherby, Barry M., Ph.D. Prizant ISBN: 1557665494 Publisher: Paul H Brookes Pub Co Pub. Date: June, 2002 List Price: $399.00 Amazon.com Price: $399.00 |
8.
 |  | Title: Csbs Dp Manual: Communication and Symbolic Behavior Scales Developmental Profile by Amy M., Ph.D. Wetherby, Barry M., Ph.D. Prizant ISBN: 1557665567 Publisher: Paul H Brookes Pub Co Pub. Date: July, 2002 List Price: $65.00 Amazon.com Price: $65.00 |
9.
 |  | Title: Csbs Developmental Profile: Infant Toddler Checklist and Easy-Score User's Guide by Amy M. Wetherby, Barry M. Prizant ISBN: 1557666555 Publisher: Paul H Brookes Pub Co Pub. Date: March, 2003 List Price: $25.00 Amazon.com Price: $25.00 |
10.
 |  | Title: Communication and Symbolic Behavior Scales Manual by Amy M. Wetherby, Barry M. Prizant ISBN: 1557666679 Publisher: Paul H Brookes Pub Co Pub. Date: January, 2003 List Price: $70.00 Amazon.com Price: $70.00 |