APA (7th ed.) Citation

Spaak, P. (1959). Pourquoi l'OTAN? Paris: Plon.

Chicago Style (17th ed.) Citation

Spaak, Paul-Henri. Pourquoi L'OTAN? Paris: Plon, 1959.

MLA (8th ed.) Citation

Spaak, Paul-Henri. Pourquoi L'OTAN? Paris: Plon, 1959.

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