Παραπομπή APA

Lal B Suresh. (2011). Current environmental issues and challenges. Serial publications.

Παραπομπή Chicago Style

Lal B Suresh. Current Environmental Issues and Challenges. New Delhi: Serial publications, 2011.

Παραπομπή MLA

Lal B Suresh. Current Environmental Issues and Challenges. Serial publications, 2011.