Rakel, R. E. (1993). Conn`s Current Therapy.
Cita Chicago (17th ed.)Rakel, Robert E. Conn`s Current Therapy. 1993.
Cita MLA (9th ed.)Rakel, Robert E. Conn`s Current Therapy. 1993.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)