Waardenburg, J. J. (1999). Classical approaches to the study of religion: Aims, methods, and theories of research. Walter de Gruyter.
Chicago-referens (17:e uppl.)Waardenburg, Jean Jacques. Classical Approaches to the Study of Religion: Aims, Methods, and Theories of Research. New York: Walter de Gruyter, 1999.
MLA-referens (9:e uppl.)Waardenburg, Jean Jacques. Classical Approaches to the Study of Religion: Aims, Methods, and Theories of Research. Walter de Gruyter, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.