SHARMA, P., & AGGARWAL, D. (1981). Machine design: Mechanical engineering design. Katson Pub. House.
Lua i Stíl Chicago (17ú heag.)SHARMA, P.C, agus D.K AGGARWAL. Machine Design: Mechanical Engineering Design. Ludhiana: Katson Pub. House, 1981.
Lua MLA (9ú heag.)SHARMA, P.C, agus D.K AGGARWAL. Machine Design: Mechanical Engineering Design. Katson Pub. House, 1981.
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