APA (7th ed.) Citation

JW, S. (1984). Ophthalmic drug delivery systems. Survey of ophthalmology, 29(2), 117. https://doi.org/10.1016/0039-6257(84)90168-1

Chicago Style (17th ed.) Citation

JW, Shell. "Ophthalmic Drug Delivery Systems." Survey of Ophthalmology 29, no. 2 (1984): 117. https://doi.org/10.1016/0039-6257(84)90168-1.

MLA (9th ed.) Citation

JW, Shell. "Ophthalmic Drug Delivery Systems." Survey of Ophthalmology, vol. 29, no. 2, 1984, p. 117, https://doi.org/10.1016/0039-6257(84)90168-1.

Warning: These citations may not always be 100% accurate.