APA
Herbert D., . (1994). How to use windows. [Place of publication not identified]: Ziff-Davis Press.
Chicago
Herbert Douglas, . 1994. How to use windows. [Place of publication not identified]: Ziff-Davis Press.
Harvard
Herbert D., . (1994). How to use windows. [Place of publication not identified]: Ziff-Davis Press.
MLA
Herbert Douglas, . How to use windows. [Place of publication not identified]: Ziff-Davis Press. 1994.