Gaya APA
Martin, A, D., Sandy, M.
(2010).
21 Most Powerful Sales Stories & Cartoons
(
Cet. 1)
.
Jakarta:
Hr Excellency.
Gaya MLA
Martin, Anthony, Dio., Sandy, Max.
"21 Most Powerful Sales Stories & Cartoons".
Cet. 1
Jakarta:
Hr Excellency,
2010.
Text.