APA aipamena

Villegas, A. D. (1963). A national library. University of the Philippines.

Chicago Style aipamena

Villegas, Aurora D. A National Library. Quezon City: University of the Philippines, 1963.

MLA aipamena

Villegas, Aurora D. A National Library. University of the Philippines, 1963.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.