APA (7th ed.) Citation

Vickers, R., & Queen, E. (1966). Service des affaires classées. Opta.

Chicago Style (17th ed.) Citation

Vickers, Roy, and Ellery Queen. Service Des Affaires Classées. Paris: Opta, 1966.

MLA (9th ed.) Citation

Vickers, Roy, and Ellery Queen. Service Des Affaires Classées. Opta, 1966.

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