Tohutoro APA (7th ed.)

.Blank, L. T., & Tarquin, A. (1983). Engineering economy (6th. ed.). McGraw-Hill.

Tohutoru Kātū Chicago (17th ed.)

.Blank, Leland T., me Anthony Tarquin. Engineering Economy. 6th. ed. Boston: McGraw-Hill, 1983.

Tohutoro MLA (9th ed.)

.Blank, Leland T., me Anthony Tarquin. Engineering Economy. 6th. ed. McGraw-Hill, 1983.

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