Gaya APA
Donovan, John J.. (1972).
Systems programming .
Auckland:
Mc Graw Hill.
Gaya Chicago
Donovan, John J..
Systems programming.
Auckland:
Mc Graw Hill,
1972.
.
Gaya MLA
Donovan, John J..
Systems programming.
Auckland:
Mc Graw Hill,
1972.
.
Gaya Turabian
Donovan, John J..
Systems programming.
Auckland:
Mc Graw Hill,
1972.
.