APA (7th ed.) Citation

Van Roo, W. A. (1992). The christian sacrament. Pontificia Università Gregoriana.

Chicago Style (17th ed.) Citation

Van Roo, William A. The Christian Sacrament. Roma: Pontificia Università Gregoriana, 1992.

MLA (9th ed.) Citation

Van Roo, William A. The Christian Sacrament. Pontificia Università Gregoriana, 1992.

Warning: These citations may not always be 100% accurate.