APA-viite

ENSP. (1973). Report on the findings of Field Demonstrations on Balanced Fertilizer Use Conducted by European Nitrogen Service Programme in India during Kharif 1972 and 1972-73. European Nitrogen Service Programme.

Chicago-tyylinen lähdeviittaus

ENSP. Report on the Findings of Field Demonstrations on Balanced Fertilizer Use Conducted by European Nitrogen Service Programme in India During Kharif 1972 and 1972-73. Newdelhi: European Nitrogen Service Programme, 1973.

MLA-viite

ENSP. Report on the Findings of Field Demonstrations on Balanced Fertilizer Use Conducted by European Nitrogen Service Programme in India During Kharif 1972 and 1972-73. European Nitrogen Service Programme, 1973.