00470 a2200169 4500 OSt 20231028155014.0 231028b |||||||| |||| 00| 0 eng d 9788126452361 oclc 500 SIV/S Sivadas, S 7659 SCIENCE ACTIVITY BANK / Prof,. S Sivadas Kottayam: D C Books, 2023. 328p 24 cm ddc BK 500 SIV/S 500 SIV/S 0 0 ddc 0 0 NFIC MES MES MAL 2023-10-28 0 500 SIV/S 42990 2023-10-28 15:50:44 399.00 2023-10-28 BK GR17R2 42881 42881