Παραπομπή APA

Bhatt, S. (1980). Aviation , environment and world order. Radiant Publishers.

Παραπομπή Chicago Style

Bhatt, S. Aviation , Environment and World Order. New Delhi: Radiant Publishers, 1980.

Παραπομπή MLA

Bhatt, S. Aviation , Environment and World Order. Radiant Publishers, 1980.