“KAJIAN RINTIS: PENGETAHUAN, SIKAP DAN AMALAN KOMUNITI BERSTRATA DI LEMBAH KLANG TERHADAP SISA MAKANAN: PILOT STUDY: KNOWLEDGE, ATTITUDES AND PRACTICES OF STRATIFIED COMMUNITIES IN THE KLANG VALLEY TOWARDS FOOD WASTE” (2026) Quantum Journal of Social Sciences and Humanities, 7(5), pp. 256–270. doi:10.55197/qjssh.v7i5.1398.