Cita APA (7a ed.)

Soulez, P., & Worms, F. (1997). Bergson Biographie. Flammarion.

Cita Chicago Style (17a ed.)

Soulez, Philippe, y Frédéric Worms. Bergson Biographie. París: Flammarion, 1997.

Cita MLA (8a ed.)

Soulez, Philippe, y Frédéric Worms. Bergson Biographie. Flammarion, 1997.