Skolnik, Richard
MA Jones & Bartlett Learning, 2016
Buku Teks
Birn, Anne-Emanuelle
Oxford University Press, 2017
eBooks
Oxford University Press, 2003
Buku Teks
Jacobsen, Kathryn H.
Jones & Bartlett Learning, 2014
Buku Teks
Sitorus, Marthin Julianto
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2018
UI - Skripsi (Membership)