Cita APA (7a ed.)

Richardson, B. (1989). Case studies in business planning (2nd ed.). Pitman publishing.

Cita Chicago Style (17a ed.)

Richardson, Bill. Case Studies in Business Planning. 2nd ed. London: Pitman publishing, 1989.

Cita MLA (9a ed.)

Richardson, Bill. Case Studies in Business Planning. 2nd ed. Pitman publishing, 1989.