Cita APA (7th ed.)

Rogacion, M. R. E. (1991). Knowing yourself and others: The eastern enneagram. Rex Book Store.

Cita Chicago (17th ed.)

Rogacion, Mary Rebecca E. Knowing Yourself and Others: The Eastern Enneagram. Manila: Rex Book Store, 1991.

Cita MLA (9th ed.)

Rogacion, Mary Rebecca E. Knowing Yourself and Others: The Eastern Enneagram. Rex Book Store, 1991.