Cita APA (7th ed.)

Keller, G. (2005). Statistics for management and economics (7th ed.). Thomson/Brooks/Cole.

Cita Chicago (17th ed.)

Keller, Gerald. Statistics for Management and Economics. 7th ed. Belmont, Calif: Thomson/Brooks/Cole, 2005.

Cita MLA (9th ed.)

Keller, Gerald. Statistics for Management and Economics. 7th ed. Thomson/Brooks/Cole, 2005.