DR. RADHAKRISHNAN P. (1992). COMPUTER NUMERICAL CONTROL MACHINES. NEW CENTRAL BOOK AGENCY.
Chicago-čujuhus (17. p.)DR. RADHAKRISHNAN P. COMPUTER NUMERICAL CONTROL MACHINES. CALCUTTA: NEW CENTRAL BOOK AGENCY, 1992.
MLA-čujuhus (9. p.)DR. RADHAKRISHNAN P. COMPUTER NUMERICAL CONTROL MACHINES. NEW CENTRAL BOOK AGENCY, 1992.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.