APA-čujuhus (7. p.)
Gupta, S. D. (2006). Control system theory (4th ed.). Khann Pub.
Chicago-čujuhus (17. p.)
Gupta, S. Das. Control System Theory. 4th ed. Delhi: Khann Pub, 2006.
MLA-čujuhus (9. p.)
Gupta, S. Das. Control System Theory. 4th ed. Khann Pub, 2006.
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