Citazione APA

Smith, P. R., & Chaffey, D. (2003). Emarketing excellence: The heart of eBusiness. Butterworth.

Stile di citazione Chicago

Smith, P. R., e Dave Chaffey. Emarketing Excellence: The Heart of EBusiness. Oxford: Butterworth, 2003.

Citazione MLA

Smith, P. R., e Dave Chaffey. Emarketing Excellence: The Heart of EBusiness. Butterworth, 2003.