The Diabetes Solution, 2011, 4th edition is the right one, most updated information, it has everything for T1 & 2. The Diabetes Diet book is just that, the diet and recipes. As Mama Sebo wrote, his website, YouTube University, FB page are all excellent resources should you need even newer information, or want to hear him explain a concept or guideline.
As for the diet, here is a super simple one page overview, with a link to another one page "Start Guide" that covers all the basics, food lists, recipes. https://www.verywell.com/bernsteins...verview-2241679