Cita APA (7a ed.)

Langley, C. J. (2009). Managing supply chains: A logistics approach with student CD (8th ed.). South-Western/Cengage learning.

Cita Chicago Style (17a ed.)

Langley, C. John. Managing Supply Chains: A Logistics Approach with Student CD. 8th ed. Australia: South-Western/Cengage learning, 2009.

Cita MLA (9a ed.)

Langley, C. John. Managing Supply Chains: A Logistics Approach with Student CD. 8th ed. South-Western/Cengage learning, 2009.