TY  - SER
TI  -  Pig farming
U1  -  636.4 
PY  - 1969///-
CY  -  London : 
PB  -  Farming press Ltd., 
KW  -  Swine
KW  -  Periodicals
N1  -  Latest issue consulted: Vol. 24, no. 4 (Apr. 1976)
ER  -