Pollock, R. V. H., Jefferson, A., & Wick, C. (2014). The field guide to the 6Ds: How to use the six disciplines to transform learning into business results : tips, tools, case studies, and practical advice. John Wiley & Sons.

Pollock, Roy V. H., Andrew Jefferson, and Calhoun Wick. The Field Guide to the 6Ds: How to Use the Six Disciplines to Transform Learning into Business Results : Tips, Tools, Case Studies, and Practical Advice. San Francisco, California: John Wiley & Sons, 2014.

Pollock, Roy V. H., et al. The Field Guide to the 6Ds: How to Use the Six Disciplines to Transform Learning into Business Results : Tips, Tools, Case Studies, and Practical Advice. John Wiley & Sons, 2014.