DR. RADHAKRISHNAN P. (1992). COMPUTER NUMERICAL CONTROL MACHINES. NEW CENTRAL BOOK AGENCY.
Chicago-viite (17. p.)DR. RADHAKRISHNAN P. COMPUTER NUMERICAL CONTROL MACHINES. CALCUTTA: NEW CENTRAL BOOK AGENCY, 1992.
MLA-viite (9. p.)DR. RADHAKRISHNAN P. COMPUTER NUMERICAL CONTROL MACHINES. NEW CENTRAL BOOK AGENCY, 1992.
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