Henny Herlina, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2007
UI - Tesis (Membership)
Pender, Nola J., author
Appleton & Lange, 1987
Buku Teks
Lankester, Ted, author
Macmillan, 1994
Buku Referensi
Blum, Hendrik L.
Thirth Party, 1983
Buku Teks
Catherine Pope (Editor), Nicholas Mays (Editor)
Blackwell Publishing, 2006
Buku Teks