BEER, F. P. (2009). MECHANICS OF MATERIALS (6TH ED.). MCGRAW HILL EDUCATION.
Chicago-viite (17. p.)BEER, FERDINAND P. MECHANICS OF MATERIALS. 6TH ED. NEW DELHI: MCGRAW HILL EDUCATION, 2009.
MLA-viite (9. p.)BEER, FERDINAND P. MECHANICS OF MATERIALS. 6TH ED. MCGRAW HILL EDUCATION, 2009.
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