Cita APA (7a ed.)

Hornell, E. (1992). Improving productivity in service companies: Lessons from the best in the world. Pitman.

Cita Chicago Style (17a ed.)

Hornell, Erik. Improving Productivity in Service Companies: Lessons from the Best in the World. London: Pitman, 1992.

Cita MLA (9a ed.)

Hornell, Erik. Improving Productivity in Service Companies: Lessons from the Best in the World. Pitman, 1992.