Cite Them Right 11th edition - Harvard

Avila, P. und Avila, P. (2013) GUI : 28 Most Asked Questions - What You Need to Know.

Chicago Manual of Style 17th edition (full note)

Avila, Patrick, und Patrick Avila. GUI : 28 Most Asked Questions - What You Need to Know.

American Psychological Association 7th edition

Avila, P., & Avila, P. (2013). GUI : 28 Most Asked Questions - What You Need to Know.

Modern Language Association 9th edition

Avila, P., und P. Avila. GUI : 28 Most Asked Questions - What You Need to Know. 2013.

ISO-690 (author-date, Deutsch)

AVILA, Patrick und Patrick AVILA, 2013. GUI : 28 Most Asked Questions - What You Need to Know

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.