The NCAA publishes free Statistician’s manuals to provide consistent rulings of the statistical components of men’s and women’s lacrosse. Almost all of these rulings will apply to boys and girls lacrosse (High School or lower). Click on either link to open the NCAA’s Statistics documents webpage in a new tab.:
Another useful publication is the NCAA‘s guide for students who hope to compete in college sports:
US Lacrosse is the sport’s national governing body and has a Women’s lacrosse statistical guide and Youth Rule Books ($8 fee).