APA Style
Business telecommunications. (1991).
New York:
Macmillan.
Chicago Style
Business telecommunications.
2nd ed..
New York:
Macmillan,
1991.
.
MLA Style
Business telecommunications.
2nd ed..
New York:
Macmillan,
1991.
.
Turabian Style
Business telecommunications.
New York:
Macmillan,
1991.
.