(1965). Structural Models: An Introduction to the Theory of Directed Graphs (1965.). John Wiley & Sons, Inc..
Chicago Edition CitationStructural Models: An Introduction to the Theory of Directed Graphs. 1965. London: John Wiley & Sons, Inc., 1965.
MLA Edition CitationStructural Models: An Introduction to the Theory of Directed Graphs. 1965. John Wiley & Sons, Inc., 1965.
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