Gaya APA
DONOVA, Jhon J. (1972).
System programming .
Aukland:
McGraw-Hill.
Gaya Chicago
DONOVA, Jhon J.
System programming.
Aukland:
McGraw-Hill,
1972.
Text.
Gaya MLA
DONOVA, Jhon J.
System programming.
Aukland:
McGraw-Hill,
1972.
Text.
Gaya Turabian
DONOVA, Jhon J.
System programming.
Aukland:
McGraw-Hill,
1972.
Print.