Staal, F. (1989). Rules without meaning: Ritual, Mantras and the human sciences. Toronto studies in religion.
Citazione stile Chigago Style (17a edizione)Staal, Frits. "Rules Without Meaning: Ritual, Mantras and the Human Sciences." Toronto Studies in Religion 1989.
Citatione MLA (9a ed.)Staal, Frits. "Rules Without Meaning: Ritual, Mantras and the Human Sciences." Toronto Studies in Religion, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.