APA (7th ed.) Citation

J, B., & R, W. (1992). Eyedrop comparison. American pharmacy, NS32(6), 7.

Chicago Style (17th ed.) Citation

J, Belanger, and Winstead R. "Eyedrop Comparison." American Pharmacy NS32, no. 6 (1992): 7.

MLA (9th ed.) Citation

J, Belanger, and Winstead R. "Eyedrop Comparison." American Pharmacy, vol. NS32, no. 6, 1992, p. 7.