Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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

Attenzione: Queste citazioni potrebbero non essere precise al 100%.