APA (7th ed.) Zitazioa
Root, B. A. (2000). Understanding panic and other anxiety disorders. University Press of Mississippi.
Chicago Style (17th ed.) Zitazioa
Root, Benjamin A. Understanding Panic and Other Anxiety Disorders. Jackson: University Press of Mississippi, 2000.
MLA (9th ed.) Zitazioa
Root, Benjamin A. Understanding Panic and Other Anxiety Disorders. University Press of Mississippi, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.