Trích dẫn APA

Kumar,Pushpam. (2004). Economics of soil erosion: Issues and imperatives from India. Concept Publishing Company.

Trích dẫn kiểu Chicago

Kumar,Pushpam. Economics of Soil Erosion: Issues and Imperatives from India. New Delhi: Concept Publishing Company, 2004.

Trích dẫn MLA

Kumar,Pushpam. Economics of Soil Erosion: Issues and Imperatives from India. Concept Publishing Company, 2004.

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