Mara, D. D. (1978). Sewage Treatment in Hot Climates Chichester. Wiley Eastern.
Chicago Style aipamenaMara, David Duncan. Sewage Treatment in Hot Climates Chichester. ELBS: Wiley Eastern, 1978.
MLA aipamenaMara, David Duncan. Sewage Treatment in Hot Climates Chichester. Wiley Eastern, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.