Waardenburg, J. (1974). Classical approaches to the study of religion: Aims, methods and theories of research.
Lua i Stíl Chicago (17ú heag.)Waardenburg, Jacques. Classical Approaches to the Study of Religion: Aims, Methods and Theories of Research. Paris, 1974.
Lua MLA (9ú heag.)Waardenburg, Jacques. Classical Approaches to the Study of Religion: Aims, Methods and Theories of Research. 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.