Zeid, I. S. R., & Sivasubramanian R. (2018). CAD/CAM Theory and Practice (22nd.). Mc Graw Hill Education Pvt. Ltd.
Lua i Stíl Chicago (17ú heag.)Zeid, Ibrahim Sivasubramanian R., agus Sivasubramanian R. CAD/CAM Theory and Practice. 22nd. Chennai: Mc Graw Hill Education Pvt. Ltd, 2018.
Lua MLA (9ú heag.)Zeid, Ibrahim Sivasubramanian R., agus Sivasubramanian R. CAD/CAM Theory and Practice. 22nd. Mc Graw Hill Education Pvt. Ltd, 2018.
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