APA (7th ed.) Citation

Ratcliffe. Dictionary: Opr-quotation (5th ed.).

Chicago Style (17th ed.) Citation

Ratcliffe. Dictionary: Opr-quotation. 5th ed. 2006.

MLA (9th ed.) Citation

Ratcliffe. Dictionary: Opr-quotation. 5th ed.

Warning: These citations may not always be 100% accurate.