Campbell, H. J. (2021). Founders, freelancers & rebels: Learn to thrive as an independent creative. Business Expert Press.
Chicago-Zitierstil (17. Ausg.)Campbell, Helen Jane. Founders, Freelancers & Rebels: Learn to Thrive as an Independent Creative. New York: Business Expert Press, 2021.
MLA-Zitierstil (9. Ausg.)Campbell, Helen Jane. Founders, Freelancers & Rebels: Learn to Thrive as an Independent Creative. Business Expert Press, 2021.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.