Dyer, W. G. (1972). Modern theory and method in group training. Van Nostrand Reinhold.
芝加哥风格引文Dyer, William G. Modern Theory and Method in Group Training. New York: Van Nostrand Reinhold, 1972.
MLA引文Dyer, William G. Modern Theory and Method in Group Training. Van Nostrand Reinhold, 1972.
警告：这些引文格式不一定是100％准确.