APA   Click to copy
Fowler, L., & style guide (AP Professional, V. S. T. G. U. I. (1995). The Journal of Technical Writing and Communication.

Chicago/Turabian   Click to copy
Fowler, Linda, and Victor Stanwick's The GUI style guide (AP Professional. “The Journal of Technical Writing and Communication,” 1995.

MLA   Click to copy
Fowler, Linda, and Victor Stanwick's The G. UI style guide (AP Professional. The Journal of Technical Writing and Communication. 1995.

@unpublished{fowler1995a,
  title = {The Journal of Technical Writing and Communication},
  year = {1995},
  author = {Fowler, Linda and style guide (AP Professional, Victor Stanwick's The GUI}
}