Nguyen Thi Sinh. (2013). Research status, working conditions and management of private waste collection in Ho Chi Minh City: Master thesis - International Master in Environmental Sciences and Management. Trường Đại học Công nghiệp Tp. Hồ Chí Minh.
Dyfyniad Arddull ChicagoNguyen Thi Sinh. Research Status, Working Conditions and Management of Private Waste Collection in Ho Chi Minh City: Master Thesis - International Master in Environmental Sciences and Management. Trường Đại học Công nghiệp Tp. Hồ Chí Minh, 2013.
Dyfyniad MLANguyen Thi Sinh. Research Status, Working Conditions and Management of Private Waste Collection in Ho Chi Minh City: Master Thesis - International Master in Environmental Sciences and Management. Trường Đại học Công nghiệp Tp. Hồ Chí Minh, 2013.