Williams, T. (2010). Positioning for professionals: How professional knowledge firms can differentiate their way to success. Wiley.
Citação do estilo Chicago (17ª ed.)Williams, Tim. Positioning for Professionals: How Professional Knowledge Firms Can Differentiate Their Way to Success. Hoboken, N.J.: Wiley, 2010.
Citação MLA (9ª ed.)Williams, Tim. Positioning for Professionals: How Professional Knowledge Firms Can Differentiate Their Way to Success. Wiley, 2010.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.