SCHAEFER SUSAN DAVIDSON. (1977). MOTIVATION PROCESS. WINTHROP PUBLISHERS.
芝加哥风格引文SCHAEFER SUSAN DAVIDSON. MOTIVATION PROCESS. CAMBRIDGE: WINTHROP PUBLISHERS, 1977.
MLA引文SCHAEFER SUSAN DAVIDSON. MOTIVATION PROCESS. WINTHROP PUBLISHERS, 1977.
警告：这些引文格式不一定是100％准确.