APA استشهاد

Jha, B. N. (1980). Problems of land utilization: A case study of Kosi region. Classical.

استشهاد بنمط شيكاغو

Jha, B. N. Problems of Land Utilization: A Case Study of Kosi Region. New Delhi: Classical, 1980.

MLA استشهاد

Jha, B. N. Problems of Land Utilization: A Case Study of Kosi Region. Classical, 1980.