APA aipamena

(1920). Journal of institution of engineers (India): Environmental engineering division. Institution of engineers.

Chicago Style aipamena

Journal of Institution of Engineers (India): Environmental Engineering Division. India: Institution of engineers, 1920.

MLA aipamena

Journal of Institution of Engineers (India): Environmental Engineering Division. Institution of engineers, 1920.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.