SCHULLER ROBERT M. (1983). TOUGH MINDED FAITH FOR TENDER HEARTED PEOPLE. BANTAM BOOKS.
Čikaški stil citiranja (17. izdanje)SCHULLER ROBERT M. TOUGH MINDED FAITH FOR TENDER HEARTED PEOPLE. NEW YORK: BANTAM BOOKS, 1983.
MLA način citiranja (9. izdanje)SCHULLER ROBERT M. TOUGH MINDED FAITH FOR TENDER HEARTED PEOPLE. BANTAM BOOKS, 1983.
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