APA

Van Zeller H., . (1970). The current of spirituality. Springfield, Ill: Templegate.

Chicago

Van Zeller Hubert, . 1970. The current of spirituality. Springfield, Ill: Templegate.

Harvard

Van Zeller H., . (1970). The current of spirituality. Springfield, Ill: Templegate.

MLA

Van Zeller Hubert, . The current of spirituality. Springfield, Ill: Templegate. 1970.