APA (7th ed.) Citation

Plus, R., & Vernet, M. T. (1952). La paz interior. Librera Religiosa.

Chicago Style (17th ed.) Citation

Plus, Raoul, and Mara Teresa Vernet. La Paz Interior. Barcelona: Librera Religiosa, 1952.

MLA (9th ed.) Citation

Plus, Raoul, and Mara Teresa Vernet. La Paz Interior. Librera Religiosa, 1952.

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