APA (7e ed.) Bronvermelding

Ehl, A., & Kirsch, F. M. (1931). The spiritual direction of sisters: A manual for priests and superiors. Benziger Brothers.

Chicago (17e ed.) Bronvermelding

Ehl, Anton, en Felix M. Kirsch. The Spiritual Direction of Sisters: A Manual for Priests and Superiors. New York ; Cincinnati [etc.]: Benziger Brothers, 1931.

MLA (8e ed.) Bronvermelding

Ehl, Anton, en Felix M. Kirsch. The Spiritual Direction of Sisters: A Manual for Priests and Superiors. Benziger Brothers, 1931.