SCHULLER ROBERT M. (1983). TOUGH MINDED FAITH FOR TENDER HEARTED PEOPLE. BANTAM BOOKS.
芝加哥风格引文SCHULLER ROBERT M. TOUGH MINDED FAITH FOR TENDER HEARTED PEOPLE. NEW YORK: BANTAM BOOKS, 1983.
MLA引文SCHULLER ROBERT M. TOUGH MINDED FAITH FOR TENDER HEARTED PEOPLE. BANTAM BOOKS, 1983.
警告：这些引文格式不一定是100％准确.