00523nam a2200169Ia 4500 190327s9999||||xx |||||||||||||| ||und|| NITIL NITIL 21st 503 P688J Pitt, Valerie(Ed) Junior science encyclopedia Valerie Pitt Delhi Pustak Mahal c.a.1992 252p.:index Science; Encyclopedias and dictionaries; Children's encyclopedias and dictionaries Daintith, John(Ed) Isaacs, Alan(Ed) BKS 62537 62537 0 0 DDC 0 0 NITIL NITIL 2019-04-04 0 503 P688J 130359 2019-04-04 00:00:00 2019-04-04 BKS