Gaya APA

Wagele, E., BARON, R. (2007). ENNEAGRAM OF LOVE AND RELATIONSHIP (I). Jakarta: PT SERAMBI ILMU SEMESTA.

Gaya MLA

Wagele, Elizabeth., BARON, RENEE. "ENNEAGRAM OF LOVE AND RELATIONSHIP". I Jakarta: PT SERAMBI ILMU SEMESTA, 2007. Text.