Altman, R. (1990). The complete book of home environmental: Hazards. Facts On File.
Cita Chicago (17th ed.)Altman, Roberta. The Complete Book of Home Environmental: Hazards. New York: Facts On File, 1990.
Cita MLA (9th ed.)Altman, Roberta. The Complete Book of Home Environmental: Hazards. Facts On File, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.