Niblick, J. (2013). The profitable consultant: Starting, growing, and selling your expertise. Wiley.
Čikaški stil citiranjaNiblick, Jay. The Profitable Consultant: Starting, Growing, and Selling Your Expertise. Wiley, 2013.
MLA način citiranjaNiblick, Jay. The Profitable Consultant: Starting, Growing, and Selling Your Expertise. Wiley, 2013.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.