Gaya APA
Beer, F. et al (2015).
Mechanics of materials. Seventh Edition in SI Units (Ed.Ke-7).
New York:
McGraw-Hill Education.
Gaya MLA
Beer, Ferdinand. et al.
"Mechanics of materials. Seventh Edition in SI Units".
Ed.Ke-7
New York:
McGraw-Hill Education,
2015.
Textbook.