APA استشهاد

Purushothaman, P. O. (1988). Tharathamyasahithyam: Thathvavum praasakthiyum.

استشهاد بنمط شيكاغو

Purushothaman, P O. Tharathamyasahithyam: Thathvavum Praasakthiyum. Thiruvananthapuram, State Institute of Languages Kerala, 1988.

MLA استشهاد

Purushothaman, P O. Tharathamyasahithyam: Thathvavum Praasakthiyum. 1988.