Parker, P. M. (1997). Religious cultures of the world: A statistical reference. Greenwood Press.
Cita Chicago (17th ed.)Parker, Philip M. Religious Cultures of the World: A Statistical Reference. Westport, Conn: Greenwood Press, 1997.
Cita MLA (9th ed.)Parker, Philip M. Religious Cultures of the World: A Statistical Reference. Greenwood Press, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.