Riordan, J. (1979). Combinatorial Identities. Huntington, New York: Robert E. Krieger.
Trích dẫn kiểu ChicagoRiordan, John. Combinatorial Identities. Huntington, New York: Robert E. Krieger, 1979.
MLA citiranjeRiordan, John. Combinatorial Identities. Huntington, New York: Robert E. Krieger, 1979.
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