Nanfara, F. (1995). The CNC workbook: An introduction to computer numerical control : includes interactive grpahic simulation software. Addison-Wesley.
Lua i Stíl Chicago (17ú heag.)Nanfara, Frank. The CNC Workbook: An Introduction to Computer Numerical Control : Includes Interactive Grpahic Simulation Software. Reading Mass: Addison-Wesley, 1995.
Lua MLA (9ú heag.)Nanfara, Frank. The CNC Workbook: An Introduction to Computer Numerical Control : Includes Interactive Grpahic Simulation Software. Addison-Wesley, 1995.
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