Παραπομπή APA
Smith, E. H. (. e. (1998). Mechanical engineer's reference book (12th ed.). Oxford, England ; Boston: Butterworth Heinemann.
Παραπομπή Chicago StyleSmith, Edward H. (Mechanical engineer). Mechanical Engineer's Reference Book. 12th ed. Oxford, England ; Boston: Butterworth Heinemann, 1998.
Παραπομπή MLASmith, Edward H. (Mechanical engineer). Mechanical Engineer's Reference Book. 12th ed. Oxford, England ; Boston: Butterworth Heinemann, 1998.
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