Gaya APA
jamsa, K. (1992).
The concies guide to MIcrosft Windows Operating system version 3.1 (1).
Redmond,WASHINGTON:
MIcrosoft PRESS.
Gaya MLA
jamsa, Kris.
"The concies guide to MIcrosft Windows Operating system version 3.1".
1
Redmond,WASHINGTON:
MIcrosoft PRESS,
1992.
Text.