Norris, C. &. O. (2016). Elementary Structural Analysis (03rd.). McGraw Hill Education.
Chicago-viite (17. p.)Norris, Charles & Others. Elementary Structural Analysis. 03rd. New Delhi: McGraw Hill Education, 2016.
MLA-viite (9. p.)Norris, Charles & Others. Elementary Structural Analysis. 03rd. McGraw Hill Education, 2016.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.