Gaya APA
WILLIAMS, B, K., EFFENDY, E. (2003).
USING INFORMATION TECHNOLOGY : A Practical Introduction to Computer & Communication / Brian K. Williams (Ed.6).
Boston:
McGraw-Hill.
Gaya MLA
WILLIAMS, Brian, K.., EFFENDY, Ek.Mokhtar.
"USING INFORMATION TECHNOLOGY : A Practical Introduction to Computer & Communication / Brian K. Williams".
Ed.6
Boston:
McGraw-Hill,
2003.
Text.