Gupta, V. K., & Mathur, D. P. (1976). Wheat production, marketing, and procurement: A study in selected surplus and deficit areas. Centre for Management in Agriculture, Indian Institute of Management.
Chicago-referens (17:e uppl.)Gupta, V. K., och D. P. Mathur. Wheat Production, Marketing, and Procurement: A Study in Selected Surplus and Deficit Areas. Ahmedabad: Centre for Management in Agriculture, Indian Institute of Management, 1976.
MLA-referens (8:e uppl.)Gupta, V. K., och D. P. Mathur. Wheat Production, Marketing, and Procurement: A Study in Selected Surplus and Deficit Areas. Centre for Management in Agriculture, Indian Institute of Management, 1976.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.