Goulart, R. (1976). The hellhound project. Hale.
Cita Chicago (17th ed.)Goulart, Ron. The Hellhound Project. London: Hale, 1976.
Cita MLA (8th ed.)Goulart, Ron. The Hellhound Project. Hale, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.