MLA

Keating, John R. The Bearing of Mental Impairment On the Validity of Marriage : an Analysis of Rotal Jurisprudence. Rome: Gregorian university press, 1964.

APA

Keating, J. R. (1964). The bearing of mental impairment on the validity of marriage : an analysis of Rotal jurisprudence. Rome: Gregorian university press.

Chicago

Keating, John R. The Bearing of Mental Impairment On the Validity of Marriage : an Analysis of Rotal Jurisprudence. Rome: Gregorian university press, 1964.