Gaya APA
CALDWELL, C., WIDYATAMA, R. (2010).
Winning Portfolios for Graphic Designers .
Amerika:
Barron\'s Educational Series.
Gaya MLA
CALDWELL, Cath., WIDYATAMA, Rendra.
"Winning Portfolios for Graphic Designers".
Amerika:
Barron\'s Educational Series,
2010.
Buku Teks.