APA aipamena

Sengupta, N. (1993). User-friendly irrigation designs. Sage Publications.

Chicago Style aipamena

Sengupta, Nirmal. User-friendly Irrigation Designs. New Delhi ; Newbury Park: Sage Publications, 1993.

MLA aipamena

Sengupta, Nirmal. User-friendly Irrigation Designs. Sage Publications, 1993.