APA aipamena

Sheppard, C. A. (1978). Present day prose. Orient Longman.

Chicago Style aipamena

Sheppard, C. A. Present Day Prose. Orient Longman, 1978.

MLA aipamena

Sheppard, C. A. Present Day Prose. Orient Longman, 1978.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.