APA استشهاد

Sagreiya,K.P. (2000). Forests and forestry. National Book Trust.

استشهاد بنمط شيكاغو

Sagreiya,K.P. Forests and Forestry. New Delhi: National Book Trust, 2000.

MLA استشهاد

Sagreiya,K.P. Forests and Forestry. National Book Trust, 2000.