Gaya APA
Gamble, T, K., Gamble, M.
(2013).
Communication works
(
Ed. XI)
.
New York:
Mc Graw-Hill.
Gaya MLA
Gamble, Teri, Kwal., Gamble, Michael.
"Communication works".
Ed. XI
New York:
Mc Graw-Hill,
2013.
Text.