Gaya APA
Chang, C.C.. (1975).
Development and exploitation of computer based information system .
:
PTRC.
Gaya Chicago
Chang, C.C..
Development and exploitation of computer based information system.
:
PTRC,
1975.
Computer Software.
Gaya MLA
Chang, C.C..
Development and exploitation of computer based information system.
:
PTRC,
1975.
Computer Software.
Gaya Turabian
Chang, C.C..
Development and exploitation of computer based information system.
:
PTRC,
1975.
Computer Software.