00580nam a2200217Ia 4500 OSt 20230410165852.0 210423s2016 xx 000 0 und d 978-93-84229-56-6 AL eng 333.7 23 KUMD KUMAR (Eshendra) 85768 DBS handbook of natural resources New Delhi D B S Imprints 2016 xiv,698 HB 6995 INR Natural Resources & Energy 85769 DBS ; handbook ; natural ; resources ddc BK 169627 169627 0 0 0 0 ECO SACPG SACPG 2018-12-03 Vidyarthi Books 6995.00 1 333.7 KUMD PG016129 2024-09-09 00:00:00 2024-08-30 2021-04-26 BK