Complete guide to youth fitness testing by Safrit, Margaret J. 1935-

Complete guide to youth fitness testing by Safrit, Margaret J. 1935-

Introduction to measurement in physical education and exercise science by Safrit, Margaret J. 1935-

Introduction to measurement in physical education and exercise science. by Safrit, Margaret J. 1935-

Evaluation in physical education. by Safrit, Margaret J. 1935-

Evaluation in physical education assessing motor behavior. by Safrit, Margaret J. 1935-

Evaluation in physical education assessing motor behavior by Safrit, Margaret J. 1935-

Evaluation in physical education: assessing motor behavior by Safrit, Margaret J. 1935-