Asmuni, S., J. Mhd. Khalili, N. B. Hussin, and Z. Mohd Zain. “Consumer Participation and Effectiveness of the No Plastic Bag Day Program in Malaysia”. Asian Journal of Behavioural Studies, vol. 3, no. 10, Mar. 2018, pp. 33-41, doi:10.21834/ajbes.v3i10.78.