1. Practice Paper of the Academy of Nutrition and Dietetics: Principles of Productivity in Food and Nutrition Services: Applications in the 21st Century Health Care Reform Era 
Mary B. Gregoire, PhD, RD, Monica L. Theis, MS, RD 
Journal of the Academy of Nutrition and Dietetics 
Volume 115, Issue 7, Pages (July 2015)
DOI: /j.jand
Copyright © 2015 Academy of Nutrition and Dietetics Terms and Conditions

2. Figure 1 Basic components of the systems model.
Journal of the Academy of Nutrition and Dietetics  , DOI: ( /j.jand )
Copyright © 2015 Academy of Nutrition and Dietetics Terms and Conditions

3. Figure 2
Example of depth and breadth of business units in a food and nutrition services department.
Journal of the Academy of Nutrition and Dietetics  , DOI: ( /j.jand )
Copyright © 2015 Academy of Nutrition and Dietetics Terms and Conditions