APA   Click to copy
Harris, R. A., & Hosier, W. (1991). A taxonomy of online information. Technical Communication, 38(2), 197–210.

Chicago/Turabian   Click to copy
Harris, Randy Allen, and William Hosier. “A Taxonomy of Online Information.” Technical Communication 38, no. 2 (1991): 197–210.

MLA   Click to copy
Harris, Randy Allen, and William Hosier. “A Taxonomy of Online Information.” Technical Communication, vol. 38, no. 2, 1991, pp. 197–210.

@article{randy1991a,
  title = {A taxonomy of online information},
  year = {1991},
  issue = {2},
  journal = {Technical Communication},
  pages = {197-210},
  volume = {38},
  author = {Harris, Randy Allen and Hosier, William}
}