Castleman, M. (1987). Cold cures. Fawcett Columbine.
Cita Chicago (17th ed.)Castleman, Michael. Cold Cures. Fawcett Columbine, 1987.
Cita MLA (9th ed.)Castleman, Michael. Cold Cures. Fawcett Columbine, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.