Bhargava, G. (2002). Environment and its global implications. Kalpaz publications.
Chicago Style aipamenaBhargava, Gopal. Environment and Its Global Implications. Delhi: Kalpaz publications, 2002.
MLA aipamenaBhargava, Gopal. Environment and Its Global Implications. Kalpaz publications, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.