Mara, D. D. (1976). Sewage treatment in hot climates. Wiley.
Chicago Style aipamenaMara, D. Duncan. Sewage Treatment in Hot Climates. New York: Wiley, 1976.
MLA aipamenaMara, D. Duncan. Sewage Treatment in Hot Climates. Wiley, 1976.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.