00367nam a2200121 4500 001 P24 Colon Classification PSC Science: Physics, Chemistry, Biology Degree rank file Trivandrum: Lakshya publicatins; 2024. 1264p. based on ncert and scert text, Secretariat assistant ddc CE 749116 749116 0 0 ddc 0 0 CE CAMPUS CAMPUS 2025-05-29 650.00 0 001 P24 UCL34961 2025-05-29 10:17:44 2025-05-29 CE