Hartsfield, N., & Ringel, G. (1990). Pearls in graph theory: A comprehensive introduction. Academic Press.
Chicago Style (17th ed.) CitationHartsfield, Nora, and Gerhard Ringel. Pearls in Graph Theory: A Comprehensive Introduction. Boston: Academic Press, 1990.
MLA citiranjeHartsfield, Nora, and Gerhard Ringel. Pearls in Graph Theory: A Comprehensive Introduction. Academic Press, 1990.
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