Gaya APA
Richardson,John E.. (1997).
Annual Editions Marketing 97/98 (Ed.19).
Amerika:
Annual Editions.
Gaya Chicago
Richardson,John E..
Annual Editions Marketing 97/98.
Ed.19
Amerika:
Annual Editions,
1997.
Text.
Gaya MLA
Richardson,John E..
Annual Editions Marketing 97/98.
Ed.19
Amerika:
Annual Editions,
1997.
Text.
Gaya Turabian
Richardson,John E..
Annual Editions Marketing 97/98.
Ed.19
Amerika:
Annual Editions,
1997.
Print.