APA   Click to copy
Lederer, S., Mankoff, J., & Dey, A. K. (2003). Who wants to know what when? privacy preference determinants in ubiquitous computing. Human Factors in Computing Systems, 724–725.

Chicago/Turabian   Click to copy
Lederer, Scott, Jennifer Mankoff, and Anind K. Dey. “Who Wants to Know What When? Privacy Preference Determinants in Ubiquitous Computing.” Human Factors in Computing Systems (March 4, 2003): 724–725.

MLA   Click to copy
Lederer, Scott, et al. “Who Wants to Know What When? Privacy Preference Determinants in Ubiquitous Computing.” Human Factors in Computing Systems, Mar. 2003, pp. 724–25.

@article{scott2003a,
  title = {Who wants to know what when? privacy preference determinants in ubiquitous computing},
  year = {2003},
  month = mar,
  day = {4},
  journal = {Human Factors in Computing Systems},
  pages = {724-725},
  author = {Lederer, Scott and Mankoff, Jennifer and Dey, Anind K.},
  booktitle = {chi},
  month_numeric = {3}
}