Punjab (India). Economic and Statistical Organisation. (1981). Report on the evaluation study of co-operative marketing societies in Punjab. Economic Adviser to Govt., Punjab.
Chicago-referens (17:e uppl.)Punjab (India). Economic and Statistical Organisation. Report on the Evaluation Study of Co-operative Marketing Societies in Punjab. Chandigarh: Economic Adviser to Govt., Punjab, 1981.
MLA-referens (8:e uppl.)Punjab (India). Economic and Statistical Organisation. Report on the Evaluation Study of Co-operative Marketing Societies in Punjab. Economic Adviser to Govt., Punjab, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.