Von Hagen, W. (2007). Ubuntu Linux bible. Wiley Publishing.
Trích dẫn kiểu ChicagoVon Hagen, William. Ubuntu Linux Bible. Wiley Publishing, 2007.
MLA引文Von Hagen, William. Ubuntu Linux Bible. Wiley Publishing, 2007.
警告：這些引文格式不一定是100％准確.
APA引文