Παραπομπή APA

Jha, D. N. (1989). Agricultural and regional planning. Mittal Publications.

Παραπομπή Chicago Style

Jha, D N. Agricultural and Regional Planning. New Delhi: Mittal Publications, 1989.

Παραπομπή MLA

Jha, D N. Agricultural and Regional Planning. Mittal Publications, 1989.