Subrahmanyam, N., & Lal, B. (1993). Waves and Oscillations. Vikas.
Chicago-čujuhus (17. p.)Subrahmanyam, N., juo Brij Lal. Waves and Oscillations. New Delhi: Vikas, 1993.
MLA-čujuhus (9. p.)Subrahmanyam, N., juo Brij Lal. Waves and Oscillations. Vikas, 1993.
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