Gaya APA
Bradley, James. (1982).
File and data base techniques .
New York:
CBS College Publishing.
Gaya Chicago
Bradley, James.
File and data base techniques.
New York:
CBS College Publishing,
1982.
Tesis.
Gaya MLA
Bradley, James.
File and data base techniques.
New York:
CBS College Publishing,
1982.
Tesis.
Gaya Turabian
Bradley, James.
File and data base techniques.
New York:
CBS College Publishing,
1982.
Tesis.