Shmidt, O. I. (1966). Abstract theory of groups. W. H. Freeman.
芝加哥风格引文Shmidt, Otto IUl'evich. Abstract Theory of Groups. San Francisco: W. H. Freeman, 1966.
MLA引文Shmidt, Otto IUl'evich. Abstract Theory of Groups. W. H. Freeman, 1966.
警告：这些引文格式不一定是100％准确.