APA-čujuhus (7. p.)
Pal, B., & K. Das. (2025). Engineering mathematics(Volume-I): For 1st year 1st semester courses of all the streams (2nd ed.). U. N. Dhur.
Chicago-čujuhus (17. p.)
Pal, B.K, juo K. Das. Engineering Mathematics(Volume-I): For 1st Year 1st Semester Courses of All the Streams. 2nd ed. Kolkata: U. N. Dhur, 2025.
MLA-čujuhus (9. p.)
Pal, B.K, juo K. Das. Engineering Mathematics(Volume-I): For 1st Year 1st Semester Courses of All the Streams. 2nd ed. U. N. Dhur, 2025.
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