Cita APA (7a ed.)

Schutz, A., Voegelin, E., Wagner, G., Petropulos, W., & Weiss, G. (2011). A Friendship That Lasted a Lifetime: The Correspondence Between Alfred Schutz and Eric Voegelin. University of Missouri Press.

Cita Chicago Style (17a ed.)

Schutz, Alfred, Eric Voegelin, Gerhard Wagner, William Petropulos, y Gilbert Weiss. A Friendship That Lasted a Lifetime: The Correspondence Between Alfred Schutz and Eric Voegelin. Columbia, Mo.: University of Missouri Press, 2011.

Cita MLA (8a ed.)

Schutz, Alfred, et al. A Friendship That Lasted a Lifetime: The Correspondence Between Alfred Schutz and Eric Voegelin. University of Missouri Press, 2011.