Buy "The Netball Handbook" by Jane Woodlands
It's brilliant. If you're serious about your coaching then
you need to buy this book.

Available from Coachwise. Click on their logo to go to their website

Search on Netball and it'll take you to the page.
Whilst your on Coachwise's web site, have a browse through to see all the other
material they have on offer. Well worth the time.