Cita APA (7th ed.)
ebrary, Inc, & Tugwell, P. (2004). Evidence-based rheumatology. BMJ.
Cita Chicago (17th ed.)
ebrary, Inc, i Peter Tugwell. Evidence-based Rheumatology. London: BMJ, 2004.
Cita MLA (9th ed.)
ebrary, Inc, i Peter Tugwell. Evidence-based Rheumatology. BMJ, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.