Gaya APA

Info World: Understanding Windows. (1991). Amerika: Info World Publishing Corporation.

Gaya Chicago

Info World: Understanding Windows. . Amerika: Info World Publishing Corporation, 1991. .

Gaya MLA

Info World: Understanding Windows. . Amerika: Info World Publishing Corporation, 1991. .

Gaya Turabian

Info World: Understanding Windows. Amerika: Info World Publishing Corporation, 1991. .