Philippines. Department of Environment and Natural Resources. (2004). Solid waste management made easy: A fieldbook on implementing a community-based ecological management programme. National Solid Waste Management Commission, Office of the Secretariat.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Philippines. Department of Environment and Natural Resources. Solid Waste Management Made Easy: A Fieldbook on Implementing a Community-based Ecological Management Programme. [Quezon City]: National Solid Waste Management Commission, Office of the Secretariat, 2004.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Philippines. Department of Environment and Natural Resources. Solid Waste Management Made Easy: A Fieldbook on Implementing a Community-based Ecological Management Programme. National Solid Waste Management Commission, Office of the Secretariat, 2004.