Staab, G. H., & Busby, H. R. (2001). Problems supplement to accompany vector mechanics for engineers: Statics (6th ed.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Staab, George H., agus Henry R. Busby. Problems Supplement to Accompany Vector Mechanics for Engineers: Statics. 6th ed. Boston: McGraw-Hill, 2001.
Lua MLA (8ú heag.)Staab, George H., agus Henry R. Busby. Problems Supplement to Accompany Vector Mechanics for Engineers: Statics. 6th ed. McGraw-Hill, 2001.
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