APA (7e ed.) Bronvermelding

Reuter, J. B. (1998). The gentle warrior: The story of Father George J. Willmann, S.J. Knights of Columbus, Father George J. Willman Charities.

Chicago (17e ed.) Bronvermelding

Reuter, James B. The Gentle Warrior: The Story of Father George J. Willmann, S.J. Manila: Knights of Columbus, Father George J. Willman Charities, 1998.

MLA (9e ed.) Bronvermelding

Reuter, James B. The Gentle Warrior: The Story of Father George J. Willmann, S.J. Knights of Columbus, Father George J. Willman Charities, 1998.