Regelson, W. (1991). RU-486: Hoechst-Roussel (US), Hoechst AG, Roussel Uclaf SA, and Hoechst-Roussel Pharmaceuticals Inc. JAMA: Journal of the American Medical Association, 265(7), 868. https://doi.org/10.1001/jama.1991.03460070050034
Chicago Style (17th ed.) CitationRegelson, William. "RU-486: Hoechst-Roussel (US), Hoechst AG, Roussel Uclaf SA, and Hoechst-Roussel Pharmaceuticals Inc." JAMA: Journal of the American Medical Association 265, no. 7 (1991): 868. https://doi.org/10.1001/jama.1991.03460070050034.
MLA (9th ed.) CitationRegelson, William. "RU-486: Hoechst-Roussel (US), Hoechst AG, Roussel Uclaf SA, and Hoechst-Roussel Pharmaceuticals Inc." JAMA: Journal of the American Medical Association, vol. 265, no. 7, 1991, p. 868, https://doi.org/10.1001/jama.1991.03460070050034.