TY  - BOOK
TI  - The fit body: building endurance.
SN  - ISBN : 070540708X.
U1  - 613.71 
PY  - 1992///
PB  - life books
KW  - Exercise - Physiological aspects
KW  - Heart
KW  - Physical fitness
N1  - (Fitness, health and nutrition)
ER  -