Cita APA (7a ed.)

Varey, R. J., & Lewis, B. R. (2002). Internal marketing: Directions for management. Routledge.

Cita Chicago Style (17a ed.)

Varey, Richard J., y Barbara R. Lewis. Internal Marketing: Directions for Management. London ; New York: Routledge, 2002.

Cita MLA (8a ed.)

Varey, Richard J., y Barbara R. Lewis. Internal Marketing: Directions for Management. Routledge, 2002.