Giesecke, F. E. (1974). Techincal Drawing (6th Ed.). Macmillan.
Chicago Style aipamenaGiesecke, Fredrick E. Techincal Drawing. 6th Ed. NewYork: Macmillan, 1974.
MLA aipamenaGiesecke, Fredrick E. Techincal Drawing. 6th Ed. Macmillan, 1974.
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