WALKER, J. W. (1979). Career planning practices an AMA survey report. AMA Com.
芝加哥风格引文WALKER, James W. Career Planning Practices an AMA Survey Report. New York: AMA Com, 1979.
MLA引文WALKER, James W. Career Planning Practices an AMA Survey Report. AMA Com, 1979.
警告：这些引文格式不一定是100％准确.