Gaya APA
Clark, David. (1995).
Internet essentials (Ed.2nd).
Indianapolis (IN):
Macmillan computer.
Gaya Chicago
Clark, David.
Internet essentials.
Ed.2nd
Indianapolis (IN):
Macmillan computer,
1995.
Text.
Gaya MLA
Clark, David.
Internet essentials.
Ed.2nd
Indianapolis (IN):
Macmillan computer,
1995.
Text.
Gaya Turabian
Clark, David.
Internet essentials.
Ed.2nd
Indianapolis (IN):
Macmillan computer,
1995.
Print.