Gaya APA

Nouwen, H, J. (1985). Menggapai kematangan hidup rohani. : Reaching out, the three movement of spiritual life, 1976. . Yogyakarta dsl: Kanisius dsl.

Gaya MLA

Nouwen, Henri, J.M.. "Menggapai kematangan hidup rohani. : Reaching out, the three movement of spiritual life, 1976. ". Yogyakarta dsl: Kanisius dsl, 1985. Buku.