Gaya APA
Introduction to data processing. (1972).
Dobuque:
Brown.
Gaya Chicago
Introduction to data processing.
cet.1.
Dobuque:
Brown,
1972.
Text.
Gaya MLA
Introduction to data processing.
cet.1.
Dobuque:
Brown,
1972.
Text.
Gaya Turabian
Introduction to data processing.
Dobuque:
Brown,
1972.
Print.