edited by Lorenz K. Y. Ng and Devra Lee Davis
Van Nostrand Reinhold, 1981
Buku Teks
edited by Joseph S. Lombardo, David L. Buckeridge
Wiley-Interscience, 2007
Buku Teks
Janssen, Rainer, editor
Springer, 2012
eBooks
Artikel Jurnal
University of Indonesia, Faculty of Public Health - Nucleus Staff
Faculty of Public Health University of Indonesia, 1972
Buku Referensi