Παραπομπή APA

Kemper, J. D. (1975). The engineer and his profession (2nd ed.). New York: Holt, Rinehart and Winston.

Παραπομπή Chicago Style

Kemper, John Dustin. The Engineer and His Profession. 2nd ed. New York: Holt, Rinehart and Winston, 1975.

Παραπομπή MLA

Kemper, John Dustin. The Engineer and His Profession. 2nd ed. New York: Holt, Rinehart and Winston, 1975.

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