APA-referens (7:e uppl.)

Nagao, T., & Saitō, I. (2001). Kokology 2: More of the game of self-discovery. Fireside.

Chicago-referens (17:e uppl.)

Nagao, Tadahiko, och Isamu Saitō. Kokology 2: More of the Game of Self-discovery. New York: Fireside, 2001.

MLA-referens (9:e uppl.)

Nagao, Tadahiko, och Isamu Saitō. Kokology 2: More of the Game of Self-discovery. Fireside, 2001.