Crossman, R. C. (1983). Paul Tillich: A comprehensive bibliography and keyword index of primary and secondary writings in English. The American Theological Library Association Press.
Chicago Style (17th ed.) CitationCrossman, Richard C. Paul Tillich: A Comprehensive Bibliography and Keyword Index of Primary and Secondary Writings in English. The American Theological Library Association Press, 1983.
MLA (8th ed.) CitationCrossman, Richard C. Paul Tillich: A Comprehensive Bibliography and Keyword Index of Primary and Secondary Writings in English. The American Theological Library Association Press, 1983.
Warning: These citations may not always be 100% accurate.