ORTHWEIN W C. (1999). MACHINE COMPONENT DESIGN. JAICO PUBLISHING HOUSE.
Lua i Stíl Chicago (17ú heag.)ORTHWEIN W C. MACHINE COMPONENT DESIGN. MUMBAI: JAICO PUBLISHING HOUSE, 1999.
Lua MLA (9ú heag.)ORTHWEIN W C. MACHINE COMPONENT DESIGN. JAICO PUBLISHING HOUSE, 1999.
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