Enterprise resource planning.

MLA

Sumner, Mary, et al. Enterprise Resource Planning. Amsterdam: Pearson Education, 2007.

APA

Sumner, M., Hamers, R., van Kuijk, M., & van Lumig, A. (2007). Enterprise resource planning. Amsterdam: Pearson Education.

Chicago

Sumner, Mary, Rien Hamers, Mirjam van Kuijk, and Arno van Lumig. Enterprise Resource Planning.. Amsterdam: Pearson Education, 2007.