https://www.petermcpherson.com/rulebook-writing
Peter McPherson - Rulebook Writing
Rulebook Writing and Editing
peter mcphersonrulebookwriting
https://ushbc.blueberry.org/podcast/international-blueberry-summit-with-peter-mcpherson/
International Blueberry Summit With Peter McPherson - USHBC
peter mcphersoninternationalblueberrysummit