Tindak tutur menerima pelaksanaan Olimpiade Tokyo 2020 = Acceptance speech acts at Tokyo Olympics 2020

Pemetaan lokasi penjual material konstruksi bekas yang merupakan hasil dari pembongkaran bangunan dan sistem pengadaannya di DKI Jakarta = The seller location mapping of secondhand construction material which is result from building demolition and the levying system in DKI Jakarta

Solid wastes : engineering principles and mangement issues

Solid waste engineering / P. Aarne Vesilind, William A. Worrell, Debra R. Reinhart.

Hubungan pengetahuan pengelolaan sampah dan berpikir kreatif dengan perilaku kreatif pada pengelolaan sampah di SMAN 12 Jakarta = The Relationship of trash management knowledge and creative thinking with creative behavior of students in trash management in the SMAN 12 Jakarta