APA stil citiranja

Barker, K. (1961). Air pollution: Air pollution. Geneva: WHO.

Chicago stil citiranja

Barker, K. Air pollution: Air pollution. Geneva: WHO, 1961.

MLA stil citiranja

Barker, K. Air pollution: Air pollution. Geneva: WHO, 1961.

Napomena: Ova citiranost nije uvijek 100% točna.