Petty, S., & Verbeck, E. (2012). Worth every penny: Build a business that thrills your customers and still charge what you're worth. Greenleaf Book Group Press.
Chicago Style (17th ed.) CitationPetty, Sarah, and Erin Verbeck. Worth Every Penny: Build a Business That Thrills Your Customers and Still Charge What You're Worth. Austin, Tex.: Greenleaf Book Group Press, 2012.
MLA引文Petty, Sarah, and Erin Verbeck. Worth Every Penny: Build a Business That Thrills Your Customers and Still Charge What You're Worth. Greenleaf Book Group Press, 2012.
警告：這些引文格式不一定是100％准確.