APA (7e ed.) Bronvermelding

Gelpi, D. L. (1970). Discerning the spirit: Foundations and futures of religious life. Sheed and Ward.

Chicago (17e ed.) Bronvermelding

Gelpi, Donald L. Discerning the Spirit: Foundations and Futures of Religious Life. New York: Sheed and Ward, 1970.

MLA (8e ed.) Bronvermelding

Gelpi, Donald L. Discerning the Spirit: Foundations and Futures of Religious Life. Sheed and Ward, 1970.