Gaya APA

Beckman, S, L., Rosenfield, D, B. (). OPERATIONS STRATEGY COMPETING IN THE 21ST CENTURY . : PT McGraw Hill.

Gaya MLA

Beckman, Sara, L.., Rosenfield, Donald, B.. "OPERATIONS STRATEGY COMPETING IN THE 21ST CENTURY". : PT McGraw Hill, . Buku - Buku Lama.