Birkhoff, G. (1948). Lattice Theory. An Giang: AN Giang.
Trích dẫn kiểu ChicagoBirkhoff, Garrett. Lattice Theory. An Giang: AN Giang, 1948.
MLA CitationBirkhoff, Garrett. Lattice Theory. An Giang: AN Giang, 1948.
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