Cita APA (7a ed.)

Wruck, K. H., & Cooper, R. (1989). Siemens Electric Motor Works (A) and (B) combined process oriented costing. The European Case Clearing House.

Cita Chicago Style (17a ed.)

Wruck, Karen H., y Robin Cooper. Siemens Electric Motor Works (A) and (B) Combined Process Oriented Costing. [Bedfordshire]: The European Case Clearing House, 1989.

Cita MLA (9a ed.)

Wruck, Karen H., y Robin Cooper. Siemens Electric Motor Works (A) and (B) Combined Process Oriented Costing. The European Case Clearing House, 1989.