Sell, buy or rent Richard Shaffer textbooks

Introduction to Epidemiology: Distribution and Determinants of Disease (Public Health Basics)

by Caroline A. Macera, Richard Shaffer, Peggy M. Shaffer
ISBN-13: 9781111540302
ISBN-10: 1111540306
Edition: 1
Publication date: 2012
Publisher: Cengage Learning
Format: Paperback 276 pages

Your Guide To the Sky

by Richard Shaffer
ISBN-13: 9780737301045
ISBN-10: 073730104X
Edition: 3
Publication date: 1999
Publisher: McGraw-Hill
Format: Paperback 192 pages