MLA

Shibayama, Zenkei, and Sumiko Kudo. Zen Comments On the Mumonkan. New York (N.Y.): New American library, 1975.

APA

Shibayama, Z., & Kudo, S. (1975). Zen comments on the Mumonkan. New York (N.Y.): New American library.

Chicago

Shibayama, Zenkei Zen Comments On the Mumonkan. Translated by Sumiko Kudo. New York (N.Y.): New American library, 1975.