APA   Click to copy
Howley, I. K., Kanda, T., Hayashi, K., & Rosé, C. P. (2014). Effects of social presence and social role on help-seeking and learning. Human-Robot Interaction, 415–422.

Chicago/Turabian   Click to copy
Howley, Iris K., Takayuki Kanda, Kotaro Hayashi, and Carolyn Penstein Rosé. “Effects of Social Presence and Social Role on Help-Seeking and Learning.” Human-Robot Interaction (February 2, 2014): 415–422.

MLA   Click to copy
Howley, Iris K., et al. “Effects of Social Presence and Social Role on Help-Seeking and Learning.” Human-Robot Interaction, Feb. 2014, pp. 415–22.

@article{iris2014a,
  title = {Effects of social presence and social role on help-seeking and learning},
  year = {2014},
  month = feb,
  day = {2},
  journal = {Human-Robot Interaction},
  pages = {415-422},
  author = {Howley, Iris K. and Kanda, Takayuki and Hayashi, Kotaro and Rosé, Carolyn Penstein},
  booktitle = {hri},
  month_numeric = {2}
}