#D'Aquili, Eugene G., Charles D. Laughlin and John McManus. (1979) ''The Spectrum of Ritual: A Biogenetic Structural Analysis''. New York: Columbia University Press. | #D'Aquili, Eugene G., Charles D. Laughlin and John McManus. (1979) ''The Spectrum of Ritual: A Biogenetic Structural Analysis''. New York: Columbia University Press. |