Cita APA (7a ed.)
Williams, T. Positioning for Professionals: How Professional Knowledge Firms Can Differentiate Their Way to Success. Wiley.
Cita estilo Chicago (17a ed.)
Williams, Tim. Positioning for Professionals: How Professional Knowledge Firms Can Differentiate Their Way to Success. Nueva York, EUA: Wiley.
Cita MLA (9a ed.)
Williams, Tim. Positioning for Professionals: How Professional Knowledge Firms Can Differentiate Their Way to Success. Wiley.
Precaución: Estas citas no son 100% exactas.