TY  - BOOK
AU  - Wierenga, H K.
AU  - Peterse,D J.
TI  - Cattle housing systems, lameness and behaviour / 
SN  - 0-89838-862-7
U1  - 636.2 
PY  - 1987///
CY  -  : 
PB  - Martinus Nijhoff Publishers , 
KW  - Proceedings
ER  -