MANSFIELD, D. a. B. H., M. (1966). Background to set and group theory. Chatto and Windus.
Chicago-čujuhus (17. p.)MANSFIELD, D.E. and BRUCK Heimer, M. Background to Set and Group Theory. London: Chatto and Windus, 1966.
MLA-čujuhus (9. p.)MANSFIELD, D.E. and BRUCK Heimer, M. Background to Set and Group Theory. Chatto and Windus, 1966.
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