Dickinson University, 1970
Buku Teks
editors, Stephen J. Williams, Paul R. Torrens
Delmar , 1998
Buku Teks
Kessner, David M., author
Institute of Medicine , 1973
Buku Teks
[Fakultas Kesehatan Masyarakat Universitas Indonesia, Fakultas Kesehatan Masyarakat Universitas Indonesia], 2023
UI - Tesis Membership
World Health Organization
World Health Organization, 1973
Buku Teks