APA   Click to copy
Price, B. A., Petre, M., & Rogers, Y. (2011). Some Challenges in Activity and Sleep Monitoring for Personal Informatics. In Personal Informatics & HCI: Design, Theory, & Social Implications at CHI 2011. Vancouver, BC, Canada.

Chicago/Turabian   Click to copy
Price, Blaine A., Marian Petre, and Yvonne Rogers. “Some Challenges in Activity and Sleep Monitoring for Personal Informatics.” In Personal Informatics &Amp; HCI: Design, Theory, &Amp; Social Implications at CHI 2011. Vancouver, BC, Canada, 2011.

MLA   Click to copy
Price, Blaine A., et al. “Some Challenges in Activity and Sleep Monitoring for Personal Informatics.” Personal Informatics &Amp; HCI: Design, Theory, &Amp; Social Implications at CHI 2011, 2011.

@inproceedings{blaine2011a,
  title = {Some Challenges in Activity and Sleep Monitoring for Personal Informatics},
  year = {2011},
  month = may,
  day = {7},
  address = {Vancouver, BC, Canada},
  author = {Price, Blaine A. and Petre, Marian and Rogers, Yvonne},
  booktitle = {Personal Informatics & HCI: Design, Theory, & Social Implications at CHI 2011},
  month_numeric = {5}
}