APA引文
Duffy, T. (1993). Tool kit DOS 5.0. Wadsworth.
Chicago Style (17th ed.) Citation
Duffy, Tim. Tool Kit DOS 5.0. Belmont: Wadsworth, 1993.
MLA引文
Duffy, Tim. Tool Kit DOS 5.0. Wadsworth, 1993.
警告：這些引文格式不一定是100％准確.