APA (7th ed.) Citation

Fowler, S. L. ., & Stanwick, V. R.. (1995). The GUI style guide. AP Professional.

Chicago Style (17th ed.) Citation

Fowler, Susan L. , and Victor R. Stanwick. The GUI Style Guide. Boston, Mass.: AP Professional, 1995.

MLA (9th ed.) Citation

Fowler, Susan L. , and Victor R. Stanwick. The GUI Style Guide. AP Professional, 1995.