APA-referens

ENDP. (1971). Report on the Findings of field Experiments on food crops conducted in India by the European Nitrogen Service Programme. European Nitrogen Service Programme.

Chicago-stil citat

ENDP. Report on the Findings of Field Experiments on Food Crops Conducted in India by the European Nitrogen Service Programme. Newdelhi: European Nitrogen Service Programme, 1971.

MLA-referens

ENDP. Report on the Findings of Field Experiments on Food Crops Conducted in India by the European Nitrogen Service Programme. European Nitrogen Service Programme, 1971.