Marthaler, B. L. (1974). A Study Aid for Basic Teachings for Catholic Religious Education. Washington, D.C..
Chicago-viite (17. p.)Marthaler, Berard L. A Study Aid for Basic Teachings for Catholic Religious Education. Washington, D.C., 1974.
MLA-viite (8. p.)Marthaler, Berard L. A Study Aid for Basic Teachings for Catholic Religious Education. Washington, D.C., 1974.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.