00669nam a2200253 i 4500 21200038 BD-KhUET 20250114153555.0 240114r20191988njua 001 0 eng 2019303402 9781119310648 DLC eng rda DLC DLC BD-KhUET pcc 621.366 23 Hecht, Jeff, author. Understanding lasers : an entry-level guide / Jeff Hecht. 4th ed. New Jersy : Wiley, c2019. xv, 586 p. : ill. ; 23 cm Includes index. Lasers. ddc BK 18585 18585 0 0 ddc 0 1 KUETCL KUETCL DISPLAY 2023-12-10 Ahsania Mission Book Distribution House 12299.00 0 621.366 HEC 3010063072 2025-01-14 00:00:00 01 2025-01-14 BK