Gaya APA
Heller, Steven. (2015).
Becoming a Graphic & Digital Designer 5th Ed .
United States:
Wiley Inc.
Gaya Chicago
Heller, Steven.
Becoming a Graphic & Digital Designer 5th Ed.
United States:
Wiley Inc,
2015.
Text.
Gaya MLA
Heller, Steven.
Becoming a Graphic & Digital Designer 5th Ed.
United States:
Wiley Inc,
2015.
Text.
Gaya Turabian
Heller, Steven.
Becoming a Graphic & Digital Designer 5th Ed.
United States:
Wiley Inc,
2015.
Print.