Cita APA (7th ed.)
ebrary, Inc, & Wills, J. (2007). Promoting health. Blackwell Pub..
Cita Chicago (17th ed.)
ebrary, Inc, i Jane Wills. Promoting Health. Oxford ; Malden, Mass.: Blackwell Pub., 2007.
Cita MLA (9th ed.)
ebrary, Inc, i Jane Wills. Promoting Health. Blackwell Pub., 2007.
Atenció: Aquestes cites poden no estar 100% correctes.