Παραπομπή APA

Gupta R K. (1993). Multipurpose trees for agroforestry and wasteland utilisation. Oxford & IBH Publishing Co.Pvt.Ltd.

Παραπομπή Chicago Style

Gupta R K. Multipurpose Trees for Agroforestry and Wasteland Utilisation. New Delhi: Oxford & IBH Publishing Co.Pvt.Ltd, 1993.

Παραπομπή MLA

Gupta R K. Multipurpose Trees for Agroforestry and Wasteland Utilisation. Oxford & IBH Publishing Co.Pvt.Ltd, 1993.