APA aipamena

Perry, D. D. J., & Dr. Devern J.Perry. (2001). South-Western spelling reference: 29,000+ words. Cincinnati, Ohio: South-Western Educational Pub.

Chicago Style aipamena

Perry, Dr. Devern J., và Dr. Devern J.Perry. South-Western Spelling Reference: 29,000+ Words. Cincinnati, Ohio: South-Western Educational Pub, 2001.

MLA aipamena

Perry, Dr. Devern J., và Dr. Devern J.Perry. South-Western Spelling Reference: 29,000+ Words. Cincinnati, Ohio: South-Western Educational Pub, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.