Cita APA (7th ed.)

Ashford, N. A., & Miller, C. (1991). Chemical exposures: Low levels and high stakes. Van Nostrand Reinhold.

Cita Chicago (17th ed.)

Ashford, Nicholas Askounes, i Claudia Miller. Chemical Exposures: Low Levels and High Stakes. New York: Van Nostrand Reinhold, 1991.

Cita MLA (8th ed.)

Ashford, Nicholas Askounes, i Claudia Miller. Chemical Exposures: Low Levels and High Stakes. Van Nostrand Reinhold, 1991.