Gaya APA
Gupta, T., Mohan, D. (1979).
Economics of trees versus annual crops on marginal agricultural lands .
Ahmedabad:
India Institute of Management.
Gaya MLA
Gupta, Tirath.., Mohan, Deepinder.
"Economics of trees versus annual crops on marginal agricultural lands".
Ahmedabad:
India Institute of Management,
1979.
Text.