Trích dẫn APA

Dharm Narain. (1980). Impact of irrigation and labor availability on multiple cropping: A case study of India. International food policy research institute.

Trích dẫn kiểu Chicago

Dharm Narain. Impact of Irrigation and Labor Availability on Multiple Cropping: A Case Study of India. International food policy research institute, 1980.

Trích dẫn MLA

Dharm Narain. Impact of Irrigation and Labor Availability on Multiple Cropping: A Case Study of India. International food policy research institute, 1980.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.