https://www.amazon.com/Inside-Story-Wine-Label-ebook/dp/B00AUIS3O2
This concise book written by a 20 year wine industry veteran gives wine enthusiasts an inside look into the industry that creates the product they enjoy. It gives them this inside perspective from the outside of the package, the wine's label. All required and non-required items that appear on US wine labels are explained to further the casual to serious wine drinkers enjoyment and understanding.