Cita APA (7a ed.)

Powers, E., & Vidler, S. (1978). Switzerland. Kodansha International.

Cita Chicago Style (17a ed.)

Powers, Elizabeth, y Steve Vidler. Switzerland. Tokyo: Kodansha International, 1978.

Cita MLA (9a ed.)

Powers, Elizabeth, y Steve Vidler. Switzerland. Kodansha International, 1978.