APA (7. basım) Alıntı

Norden, R. (1985). Symbols and their meaning. Concordia.

Chicago Style (17. basım) Atıf

Norden, Rudolf. Symbols and Their Meaning. Louis: Concordia, 1985.

MLA (9th ed.) Atıf

Norden, Rudolf. Symbols and Their Meaning. Concordia, 1985.