Crossman, R. C. (1983). Paul Tillich: A comprehensive bibliography and keyword index of primary and secondary writings in English. ATLA bibliography series.
Cita Chicago Style (17a ed.)Crossman, Richard C. "Paul Tillich: A Comprehensive Bibliography and Keyword Index of Primary and Secondary Writings in English." ATLA Bibliography Series 1983.
Cita MLA (8a ed.)Crossman, Richard C. "Paul Tillich: A Comprehensive Bibliography and Keyword Index of Primary and Secondary Writings in English." ATLA Bibliography Series, 1983.
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