21.
 |  | Title: Essentials of Clinical Surgery by John H. Davis, Roger S. Foster, Richard L. Gamelli ISBN: 0801621895 Publisher: Mosby Pub. Date: January, 1991 List Price: $39.95 Amazon.com Price: $39.95 |
22.
 |  | by Michael W. Alber, Stanton J. Taylor, Richard A. Chang, Yannis S. Arvanitis, Michael, C. Davis, Nancy C. Mullen, Shari L. Dove, Prem N. Mehra, Craig Mindrum ISBN: 0849399505 Publisher: Auerbach Publishers Inc. Pub. Date: 01 December, 1997
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23.
 |  | Title: Water Chlorination: Chemistry, Environmental Impact, and Health Effects by Robert L. Jolley, Richard J. Bull, William P. Davis, Sidney Katz ISBN: 0873710053 Publisher: Lewis Publishers, Inc. Pub. Date: October, 1985 List Price: $99.00 Amazon.com Price: $99.00 |
24.
 |  | Title: Operation Desert Storm: Full Army Medical Capability Not Achieved by Henry L., Jr. Hinton, Richard Davis ISBN: 0756713463 Publisher: DIANE Publishing Co Pub. Date: August, 2001 List Price: $20.00 Amazon.com Price: $20.00 |
25.
 |  | Title: New Spark Ignition Engine and Component Design, and Spark Ignition Combustion: Sp-1808 by Richard S. Davis, Steven L. Plee, Mark Sellnau, James E. Smith ISBN: 076801364X Publisher: Society of Automotive Engineers Pub. Date: March, 2004 List Price: $99.95 Amazon.com Price: $99.95 |
26.
 |  | Title: Combating Terrorism: Federal Agenciesª Efforts to Implement National Policy and Strategy by Stephen L. Caldwell, Richard Davis ISBN: 0756728614 Publisher: DIANE Publishing Co Pub. Date: November, 1997 List Price: $25.00 Amazon.com Price: $25.00 |