APA   Click to copy
Yannier, N., Hudson, S. E., Wiese, E. S., & Koedinger, K. R. (2016). Adding Physical Objects to an Interactive Game Improves Learning and Enjoyment. ACM Transactions on Computer-Human Interaction, 23, 1–31.

Chicago/Turabian   Click to copy
Yannier, Nesra, Scott E. Hudson, Eliane Stampfer Wiese, and Kenneth R. Koedinger. “Adding Physical Objects to an Interactive Game Improves Learning and Enjoyment.” ACM Transactions on Computer-Human Interaction 23 (2016): 1–31.

MLA   Click to copy
Yannier, Nesra, et al. “Adding Physical Objects to an Interactive Game Improves Learning and Enjoyment.” ACM Transactions on Computer-Human Interaction, vol. 23, 2016, pp. 1–31.

@article{yannier2016a,
  title = {Adding Physical Objects to an Interactive Game Improves Learning and Enjoyment},
  year = {2016},
  journal = {ACM Transactions on Computer-Human Interaction},
  pages = {1--31},
  volume = {23},
  author = {Yannier, Nesra and Hudson, Scott E. and Wiese, Eliane Stampfer and Koedinger, Kenneth R.}
}