Gaya APA
Arnold, Virginia A.. (1989).
Bit by bit .
New York:
MacMillan Company.
Gaya Chicago
Arnold, Virginia A..
Bit by bit.
New York:
MacMillan Company,
1989.
Text.
Gaya MLA
Arnold, Virginia A..
Bit by bit.
New York:
MacMillan Company,
1989.
Text.
Gaya Turabian
Arnold, Virginia A..
Bit by bit.
New York:
MacMillan Company,
1989.
Print.