APA (7th ed.) Citation

Weilkiens, T., Weiss, C., Grass, A., & Duggen, K. (2016). OCEB 2 Certification Guide, 2nd Edition (2nd edition.). Morgan Kaufmann.

Chicago Style (17th ed.) Citation

Weilkiens, Tim, Christian Weiss, Andrea Grass, and Kim Duggen. OCEB 2 Certification Guide, 2nd Edition. 2nd edition. Morgan Kaufmann, 2016.

MLA (9th ed.) Citation

Weilkiens, Tim, et al. OCEB 2 Certification Guide, 2nd Edition. 2nd edition. Morgan Kaufmann, 2016.