Gaya APA
Ball, John. (1990).
2 Quality management .
:
AAPT.
Gaya Chicago
Ball, John.
2 Quality management.
:
AAPT,
1990.
Computer Software.
Gaya MLA
Ball, John.
2 Quality management.
:
AAPT,
1990.
Computer Software.
Gaya Turabian
Ball, John.
2 Quality management.
:
AAPT,
1990.
Computer Software.