Books
Casino strategy books and oilfield references by Robert Adam Clifford, sold on Amazon. Paperbacks ship from Amazon. Kindle editions deliver instantly and are free with Kindle Unlimited. Amazon sets the prices, and they can change. PDF editions will be sold here soon.
The free simulators are built from the same math as the books. Printable strategy cards for blackjack and Ultimate Texas Hold'em are sold separately.
Oilfield books
Field references from Adam's oil and gas work