APA-čujuhus (7. p.)
Narayana,K.L, & Kannaiah,P./Reddy,K.Venkata. (2012). Machine drawing (4th ed.). New Age.
Chicago-čujuhus (17. p.)
Narayana,K.L, juo Kannaiah,P./Reddy,K.Venkata. Machine Drawing. 4th ed. Kolkata: New Age, 2012.
MLA-čujuhus (9. p.)
Narayana,K.L, juo Kannaiah,P./Reddy,K.Venkata. Machine Drawing. 4th ed. New Age, 2012.
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