Sheppard, L. (1967). Spiritual writers in Modern Times. Hawthorn Books, Publishers.
Cita Chicago Style (17a ed.)Sheppard, Lancelot. Spiritual Writers in Modern Times. New York: Hawthorn Books, Publishers, 1967.
Cita MLA (9a ed.)Sheppard, Lancelot. Spiritual Writers in Modern Times. Hawthorn Books, Publishers, 1967.
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