Cita APA (7a ed.)

Mayall,Carol. (1992). Customer services-marketing and the competitive environment. INPUT.

Cita Chicago Style (17a ed.)

Mayall,Carol. Customer Services-marketing and the Competitive Environment. London ; Mountan View, CA: INPUT, 1992.

Cita MLA (9a ed.)

Mayall,Carol. Customer Services-marketing and the Competitive Environment. INPUT, 1992.