TY  - GEN
AU  - Grummer, Robert H
AU  - Peters, Walter H
TI  - Livestock production
T2  - Mc graw hill publications in the agricultural sciences
U1  - 636.2 PET 
CY  - New York, Mc Graw- Hill Book Company Inc
KW  - Livestock production/animal production/cattle production/swine production
ER  -