APA aipamena

World Health Organization. (2004). Concise International chemical Assessment Document; As Phalt (Bitumen). IOMS.

Chicago Style aipamena

World Health Organization. Concise International Chemical Assessment Document; As Phalt (Bitumen). Ginebra: IOMS, 2004.

MLA aipamena

World Health Organization. Concise International Chemical Assessment Document; As Phalt (Bitumen). IOMS, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.