Pare, E. G. (1991). Descriptive geometry (8a. ed.). MacMillan.
Tohutoru Kātū Chicago (17th ed.)Pare, Eugene G. Descriptive Geometry. 8a. ed. Nueva York: MacMillan, 1991.
Tohutoro MLA (9th ed.)Pare, Eugene G. Descriptive Geometry. 8a. ed. MacMillan, 1991.
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