APA (7th ed.) Citation

Zimmermann, M., & Zimmermann, M. (1998). La Catalogne. Paris: PUF.

Chicago Style (17th ed.) Citation

Zimmermann, Michel, and Marie-Claire Zimmermann. La Catalogne. Paris: PUF, 1998.

MLA (8th ed.) Citation

Zimmermann, Michel, and Marie-Claire Zimmermann. La Catalogne. Paris: PUF, 1998.

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