RD, B., JS, B., DN, K., BJ, O., & JC, P. (1973). The effect of free silica on the mucosal protective and antiflatulent properties of polydimethylsiloxane. The Journal of pharmacy and pharmacology, 25(11), 859. https://doi.org/10.1111/j.2042-7158.1973.tb09963.x
Chicago Style (17th ed.) CitationRD, Birtley, Burton JS, Kellett DN, Oswald BJ, and Pennington JC. "The Effect of Free Silica on the Mucosal Protective and Antiflatulent Properties of Polydimethylsiloxane." The Journal of Pharmacy and Pharmacology 25, no. 11 (1973): 859. https://doi.org/10.1111/j.2042-7158.1973.tb09963.x.
MLA (9th ed.) CitationRD, Birtley, et al. "The Effect of Free Silica on the Mucosal Protective and Antiflatulent Properties of Polydimethylsiloxane." The Journal of Pharmacy and Pharmacology, vol. 25, no. 11, 1973, p. 859, https://doi.org/10.1111/j.2042-7158.1973.tb09963.x.