SINGH, S. (2018). COMBINATORICS AND GRAPH THEORY (3RD.). KHANNA BOOK PUBLISHING Pvt. Ltd., NEW DELHI.
Chicagoスタイル(17版)引用形式SINGH, SB. COMBINATORICS AND GRAPH THEORY. 3RD. KHANNA BOOK PUBLISHING Pvt. Ltd., NEW DELHI, 2018.
MLA(9版)引用形式SINGH, SB. COMBINATORICS AND GRAPH THEORY. 3RD. KHANNA BOOK PUBLISHING Pvt. Ltd., NEW DELHI, 2018.
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