Gaya APA
BUSINESS TELECOMMUNICATIONS. (1977).
:
.
Gaya Chicago
BUSINESS TELECOMMUNICATIONS.
.
:
,
1977.
Text Book Manajemen.
Gaya MLA
BUSINESS TELECOMMUNICATIONS.
.
:
,
1977.
Text Book Manajemen.
Gaya Turabian
BUSINESS TELECOMMUNICATIONS.
:
,
1977.
Text Book Manajemen.