APA   Click to copy
Goldberg, T. E. (2016). Algebra from geometry in the card game {SET}. College Math. J., 47, 265–273. https://doi.org/10.4169/college.math.j.47.4.265

Chicago/Turabian   Click to copy
Goldberg, Timothy E. “Algebra from Geometry in the Card Game {SET}.” College Math. J. 47 (2016): 265–273.

MLA   Click to copy
Goldberg, Timothy E. “Algebra from Geometry in the Card Game {SET}.” College Math. J., vol. 47, 2016, pp. 265–73, doi:10.4169/college.math.j.47.4.265.

@article{goldberg2016a,
  title = {Algebra from geometry in the card game {SET}},
  year = {2016},
  journal = {College Math. J.},
  pages = {265--273},
  volume = {47},
  doi = {10.4169/college.math.j.47.4.265},
  author = {Goldberg, Timothy E.}
}