APA
Sheldon T., . (1992). Windows 3.1: the complete referemce. Osborne McGraw Hill, Berkeley: .
Chicago
Sheldon Tom, . 1992. Windows 3.1: the complete referemce. Osborne McGraw Hill, Berkeley: .
Harvard
Sheldon T., . (1992). Windows 3.1: the complete referemce. Osborne McGraw Hill, Berkeley: .
MLA
Sheldon Tom, . Windows 3.1: the complete referemce. Osborne McGraw Hill, Berkeley: . 1992.