APA (7th ed.) Citation

Apfeldorf, C. M. (1969). Religious behavior check list. [publisher not identified].

Chicago Style (17th ed.) Citation

Apfeldorf, C. Max. Religious Behavior Check List. [Place of publication not identified]: [publisher not identified], 1969.

MLA (9th ed.) Citation

Apfeldorf, C. Max. Religious Behavior Check List. [publisher not identified], 1969.