00449 a2200157 4500 OSt 20230926143234.0 230926b |||||||| |||| 00| 0 eng d 9789332521391 oclc 511.6 GUP/D Gupta, Uma Shanker, 9615 Discrete mathematical structures / U S Gupta Pearson, 2023. ddc BK 511.6 GUP/D 511.6 GUP/D 0 0 ddc 0 0 MATHEMATICS MES MES MAT 2023-09-26 0 511.6 GUP/D 42718 2023-09-26 14:33:06 605.00 2023-09-26 BK GL22R3 42423 42423