Παραπομπή APA

Balvir Verma. (1984). Dictionary of soil and water conservations. Metropolitan Book Co Pvt Ltd.

Παραπομπή Chicago Style

Balvir Verma. Dictionary of Soil and Water Conservations. New Delhi: Metropolitan Book Co Pvt Ltd, 1984.

Παραπομπή MLA

Balvir Verma. Dictionary of Soil and Water Conservations. Metropolitan Book Co Pvt Ltd, 1984.