Gardner, A. M. N., & Fox, R. H. (1993). The return of blood to the heart (2nd ed.). John Libbey.
Cita Chicago (17th ed.)Gardner, A. M. N., i R. H. Fox. The Return of Blood to the Heart. 2nd ed. London: John Libbey, 1993.
Cita MLA (8th ed.)Gardner, A. M. N., i R. H. Fox. The Return of Blood to the Heart. 2nd ed. John Libbey, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.