00407nam a22001937a 4500 OSt 250129b |||||||| |||| 00| 0 eng d 9788120345003 535.13 GAW GARG,Suresh Wave Optics 1st Ed PHI 390 Applied SC GUPTA, Sanjay GHOSH,CK ddc BK 13040 13040 0 0 ddc 0 0 APPLIED PIET PIET 2025-01-07 Bokaro Students Friend Pvt LTD INR 325.00 ND2/SA/232448 0 535.13 GAW 38621 2025-01-29 00:00:00 243.75 2025-01-07 BK Decentralization