TY  - BOOK
AU  - Mustafa, Usman
AU  - Afzal, Mohammad
AU  - Ahmad, Tanveer
TI  - Status and Demand of Tractors 
U1  - 631.37295491 
PY  - 1984///
CY  - Islamabad : 
PB  - Machinery Institute Pakistan Agricultural Research Council, 
KW  - Tractors
N1  - NN
ER  -