APA (7th ed.) Citation

Erfurth, I. UPEX: User participation by example. Software engineering notes..

Chicago Style (17th ed.) Citation

Erfurth, Ivonne. "UPEX: User Participation by Example." Software Engineering Notes. .

MLA (9th ed.) Citation

Erfurth, Ivonne. "UPEX: User Participation by Example." Software Engineering Notes., .

Warning: These citations may not always be 100% accurate.