Παραπομπή APA

Prasad, P. G. (2010). Global tourism: Principles and practices. Adhyayan publishers.

Παραπομπή Chicago Style

Prasad, P.N. Girija. Global Tourism: Principles and Practices. New Delhi: Adhyayan publishers, 2010.

Παραπομπή MLA

Prasad, P.N. Girija. Global Tourism: Principles and Practices. Adhyayan publishers, 2010.