by Patti J. Thureen [and others]
Elsevier, 2005
Buku Teks
Ni Kadek Puspita Dewi
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2015
UI - Skripsi Membership
Rizma Adlia Syakurah
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2009
UI - Tesis Open
edited by Martin L. Pernoll, Ralph C. Benson
Norwalk Appletton and Lange, 1987
Buku Teks
Johnston, Peter
Churchile Livingstone, 2003
Buku Teks