Hoque, A. (1968). Costs and returns: A study of irrigated winter crops. Pakistan Academy for Rural Development.
Chicago-referens (17:e uppl.)Hoque, Anwarul. Costs and Returns: A Study of Irrigated Winter Crops. Comilla: Pakistan Academy for Rural Development, 1968.
MLA-referens (8:e uppl.)Hoque, Anwarul. Costs and Returns: A Study of Irrigated Winter Crops. Pakistan Academy for Rural Development, 1968.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.