Singer, M. (2009). Introduction to syndemics: A critical systems approach to public and community health. Jossey-Bass.
Chicago-viite (17. p.)Singer, Merrill. Introduction to Syndemics: A Critical Systems Approach to Public and Community Health. San Francisco: Jossey-Bass, 2009.
MLA-viite (9. p.)Singer, Merrill. Introduction to Syndemics: A Critical Systems Approach to Public and Community Health. Jossey-Bass, 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.