DeGARMO, E. P. (1969). Material and processes in manufacturing 1.-- Ed.3. The Macmillan.
Lua i Stíl Chicago (17ú heag.)DeGARMO, E. Paul. Material and Processes in Manufacturing 1.-- Ed.3. New York: The Macmillan, 1969.
Lua MLA (9ú heag.)DeGARMO, E. Paul. Material and Processes in Manufacturing 1.-- Ed.3. The Macmillan, 1969.
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