Cita APA (7th ed.)
VARIOS AUTORES. (2003). HOMELESSNESS AND SUBSTANCE USE.
Cita Chicago (17th ed.)
VARIOS AUTORES. HOMELESSNESS AND SUBSTANCE USE. 2003.
Cita MLA (9th ed.)
VARIOS AUTORES. HOMELESSNESS AND SUBSTANCE USE. 2003.
Atenció: Aquestes cites poden no estar 100% correctes.