00502nam a2200193Ia 4500 230612s9999 xx 000 0 und d eng 621.388 DAS Das P. 112906 Lasers And Optical Engineering REVISE 1991 Narosa Publishing House 450 Ref 93 I (1644) Rs. 375.00 93 I Das P. 112906 B:957010-Feb-1993 INST 56.25 165926 165926 0 0 ddc Ref 93 I (1644) 0 0 REF CCEP CCEP 1993-02-11 Varma Book Distributors INST 318.75 9570 621.388 DAS CCEP-BK-1644 2023-06-12 00:00:00 56.25 375.00 1993-02-10 BK 001644