APA-čujuhus (7. p.)

Venugopal, K. &. R. (2015). A Textbook of Engineering Graphics (01st.). New Age International.

Chicago-čujuhus (17. p.)

Venugopal, K. & Raja. A Textbook of Engineering Graphics. 01st. New Delhi: New Age International, 2015.

MLA-čujuhus (9. p.)

Venugopal, K. & Raja. A Textbook of Engineering Graphics. 01st. New Age International, 2015.

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