Dyfyniad APA
Timings, R. L. (2006). Mechanical Engineer's Pocket Book (3rd ed.). Newnes.
Dyfyniad Arddull Chicago
Timings, Roger L. Mechanical Engineer's Pocket Book. 3rd ed. New York: Newnes, 2006.
Dyfyniad MLA
Timings, Roger L. Mechanical Engineer's Pocket Book. 3rd ed. Newnes, 2006.
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