TY  - BOOK
AU  - Corfin,Charles B  .
AU  - Lindseg,Ruth  .
AU  - Welk,Greg  .
TI  - concepts of physical fitness / 
U1  - 613.7 
PY  - 2000///
CY  - New York : 
PB  - MacGraw Hill , 
KW  - PHYSICAL FITNESS
N1  - Includes
ER  -