APA-čujuhus (7. p.)
Pal,B.K, & Das,K. (2014). Engineering mathematics (9th ed.). U.N.Dhur.
Chicago-čujuhus (17. p.)
Pal,B.K, juo Das,K. Engineering Mathematics. 9th ed. Kolkata: U.N.Dhur, 2014.
MLA-čujuhus (9. p.)
Pal,B.K, juo Das,K. Engineering Mathematics. 9th ed. U.N.Dhur, 2014.
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