APA ציטוט

Coimbra, d. S. (2003). National geographic (Ed. portuguesa.). Lusomundo.

Chicago Style (17th ed.) Citation

Coimbra, dir. Sérgio. National Geographic. Ed. portuguesa. Lusomundo, 2003.

ציטוט MLA

Coimbra, dir. Sérgio. National Geographic. Ed. portuguesa. Lusomundo, 2003.