APA aipamena

(2002). Acid rain and other essays. M.G.University.

Chicago Style aipamena

Acid Rain and Other Essays. Kottayam: M.G.University, 2002.

MLA aipamena

Acid Rain and Other Essays. M.G.University, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.