APA aipamena

HILL, L. (1978). Intermediate comprehension pieces. Oxford University Press.

Chicago Style aipamena

HILL, L.A. Intermediate Comprehension Pieces. Hong Kong: Oxford University Press, 1978.

MLA aipamena

HILL, L.A. Intermediate Comprehension Pieces. Oxford University Press, 1978.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.