Waves Optics I-B.Sc (Physics)/II-Semester Vali, Sk. Khadar creator Kumar, N. Hema Babu, A. Nagendra Prameela, P.S. Murthy, R.V. Ramana text Hyderabad Sun Techno Publication 2021 monographic viii, 272p. 24cm(pbk) Sk. Khadar Vali 535.13 9788194878551 ENG-131656 DBAD 20220217122525.0