Gaya APA

Ritzman, L, J, K, M, K, M, L, P. (2019). Operations Management: Processes and Supply Chains (Ed. 12). S.l.: Pearson Education.

Gaya MLA

Ritzman, Lee, J., Krajewski;, Manoj, K., Malhotra;, Larry, P.. "Operations Management: Processes and Supply Chains". Ed. 12 S.l.: Pearson Education, 2019. book.