Duffus, J. H. (1997). Substances of abuse: An assessment of carcinogenicity. Cambridge: The Royal Society of Chemistry.
استشهاد بنمط شيكاغوDuffus, J. H. Substances of Abuse: An Assessment of Carcinogenicity. Cambridge: The Royal Society of Chemistry, 1997.
MLA استشهادDuffus, J. H. Substances of Abuse: An Assessment of Carcinogenicity. Cambridge: The Royal Society of Chemistry, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.