Permission is not needed to use the Neuman Systems Model for any purpose.
For educational and practice purposes (student papers, theses, dissertations; teaching, curriculum, nursing practice):
Permission is hereby granted for quotations over 250 words and/or reproduction of any figures in Beckman, S. & Fawcett, J. (Eds.) (2017). The Neuman systems model: Celebrating academic-practice partnerships. Fort Wayne, IN: Neuman Systems Model Trustees Group.
All such quotations and/or reproduced material must have the following credit line:
Beckman, S., & Fawcett, J. (Eds.). (2017). The Neuman systems model: Celebrating academic-practice partnerships ([insert relevant page number(s)]). Fort Wayne, IN: Neuman Systems Model Trustees Group. Available from https://www.amazon.com/Neuman-Systems-Model-Academic-Practice-Partnerships-ebook/dp/B06WWQMTQN/ref=sr_1_fkmr2_1?s=digital-text&ie=UTF8&qid=1488116919&sr=1-1-fkmr2&keywords=newman+systems+model
Permission granted by Sarah Beckman.