00512nam a2200217Ia 4500 9780071159821 English 660 PER PERRY AND GREEN PERRYS CHEMICAL ENGINEERS HANDBOOK 7 MCGRAW HILL 1997 Paper I.60 DONATION Rupees GIFT DONATION Supplier CHEMICAL ENGINEERING CHEMICAL ENGINEERING CENTRAL LIBRARY BK 102835 102835 0 0 0 0 SSN SSN 2023-03-30 1 10 660 PER 89441 2025-01-31 09:36:39 2024-08-16 2023-06-20 DONATION BK CHEMICAL