APA Style
PROBLEM SOLVING OF DIRECT MARKETING. (2015).
:
FlashBooks.
Chicago Style
PROBLEM SOLVING OF DIRECT MARKETING.
.
:
FlashBooks,
2015.
Buku Teks.
MLA Style
PROBLEM SOLVING OF DIRECT MARKETING.
.
:
FlashBooks,
2015.
Buku Teks.
Turabian Style
PROBLEM SOLVING OF DIRECT MARKETING.
:
FlashBooks,
2015.
Buku Teks.