APA-Zitierstil (7. Ausg.)

Middelkoop, P. (1989). The wise old man: Healing through inner images (1. ed.). Shambala.

Chicago-Zitierstil (17. Ausg.)

Middelkoop, Pieter. The Wise Old Man: Healing Through Inner Images. 1. ed. Boston u.a: Shambala, 1989.

MLA-Zitierstil (9. Ausg.)

Middelkoop, Pieter. The Wise Old Man: Healing Through Inner Images. 1. ed. Shambala, 1989.