BEER, F. P., & JOHNSTON, E. R. (1992). Mechanics of materials.-- Ed.2. McGraw-Hill Book.
Chicago-čujuhus (17. p.)BEER, Ferdinand P., juo E. Russell JOHNSTON. Mechanics of Materials.-- Ed.2. London: McGraw-Hill Book, 1992.
MLA-čujuhus (9. p.)BEER, Ferdinand P., juo E. Russell JOHNSTON. Mechanics of Materials.-- Ed.2. McGraw-Hill Book, 1992.
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