Schoon, D. D. (1994). HIV/AIDS and hepatitis: Everything you need to know to protect yourself and others. Milady Pub..
Chicago-viite (17. p.)Schoon, Douglas D. HIV/AIDS and Hepatitis: Everything You Need to Know to Protect Yourself and Others. Albany, NY: Milady Pub., 1994.
MLA-viite (8. p.)Schoon, Douglas D. HIV/AIDS and Hepatitis: Everything You Need to Know to Protect Yourself and Others. Milady Pub., 1994.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.