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. qjssh 2026, 7 (5), 256-270. https://doi.org/10.55197/qjssh.v7i5.1398.