U.S Gupta. (1982). Physiological aspects of dryland farming (5th.). Oxford & IBH Oub. Co.
Citación estilo ChicagoU.S Gupta. Physiological Aspects of Dryland Farming. 5th. N. delhi: Oxford & IBH Oub. Co, 1982.
Cita MLAU.S Gupta. Physiological Aspects of Dryland Farming. 5th. Oxford & IBH Oub. Co, 1982.
Warning: These citations may not always be 100% accurate.