Wallis, R. (1975). Sectarianism: Analyses of religious and non-religious sects. Contemporary issues series.
Cita Chicago Style (17a ed.)Wallis, Roy. "Sectarianism: Analyses of Religious and Non-religious Sects." Contemporary Issues Series 1975.
Cita MLA (8a ed.)Wallis, Roy. "Sectarianism: Analyses of Religious and Non-religious Sects." Contemporary Issues Series, 1975.
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