Tohutoro APA (7th ed.)

Nagao, T., & Saitō, I. (2000). Kokology: The game of self-discovery. Simon & Schuster.

Tohutoru Kātū Chicago (17th ed.)

Nagao, Tadahiko, me Isamu Saitō. Kokology: The Game of Self-discovery. New York: Simon & Schuster, 2000.

Tohutoro MLA (9th ed.)

Nagao, Tadahiko, me Isamu Saitō. Kokology: The Game of Self-discovery. Simon & Schuster, 2000.