Waardenburg, J. J. (1999). Classical approaches to the study of religion: Aims, methods, and theories of research. Walter de Gruyter.

Waardenburg, Jean Jacques. Classical Approaches to the Study of Religion: Aims, Methods, and Theories of Research. New York: Walter de Gruyter, 1999.

Waardenburg, Jean Jacques. Classical Approaches to the Study of Religion: Aims, Methods, and Theories of Research. Walter de Gruyter, 1999.