Pedro, F. B. d., & Deb,Shyamal Kumar. (1978). Seven steps to increasing rice production: A basic guide for agricultural extension workers in Bangladesh. International Voluntary Services.
Chicago-referens (17:e uppl.)Pedro, Freddie B. de, och Deb,Shyamal Kumar. Seven Steps to Increasing Rice Production: A Basic Guide for Agricultural Extension Workers in Bangladesh. Dacca: International Voluntary Services, 1978.
MLA-referens (8:e uppl.)Pedro, Freddie B. de, och Deb,Shyamal Kumar. Seven Steps to Increasing Rice Production: A Basic Guide for Agricultural Extension Workers in Bangladesh. International Voluntary Services, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.