APA-viite

Krajewski, L. J., & Ritzman, L. P. (2005). Operations management: Strategy and analysis (6th ed.). Pearson.

Chicago-tyylinen lähdeviittaus

Krajewski, Lee J., ja Larry P. Ritzman. Operations Management: Strategy and Analysis. 6th ed. Delhi: Pearson, 2005.

MLA-viite

Krajewski, Lee J., ja Larry P. Ritzman. Operations Management: Strategy and Analysis. 6th ed. Pearson, 2005.