00510nam a2200157Ia 450000500170000000800410001704100080005808200160006610000230008224500290010526000380013430000090017265000200018199900190020195201320022020250729165718.0250729s2012    xx            000 0 und d  aeng  a530.25 GOYC  aGoyal R .P9231175  aConcise Physics - IX STD  aNewdelhibSelina Publishersc2012  a256p  aScience9231176  c239150d239150  00104070aALbALd2025-07-29eManagement Booksg182.00l0o530.25 GOYCpBED04469r2025-07-29 16:57:18v182.00w2025-07-29yBK