APA   Click to copy
Dey, A. K., & Abowd, G. D. (1999). Providing architectural support for building context-aware applications.

Chicago/Turabian   Click to copy
Dey, Anind Kumar, and Gregory D. Abowd. “Providing Architectural Support for Building Context-Aware Applications” (November 31, 1999).

MLA   Click to copy
Dey, Anind Kumar, and Gregory D. Abowd. Providing Architectural Support for Building Context-Aware Applications. Nov. 1999.

@article{anind1999a,
  title = {Providing architectural support for building context-aware applications},
  year = {1999},
  month = nov,
  day = {31},
  author = {Dey, Anind Kumar and Abowd, Gregory D.},
  month_numeric = {11}
}