U dont need a book to train him... Just try understand ur rottie, thats all..... if he is eating, repeat saying EAT EAT EAT... if he is doing potty, repeat saying GO POTTY GO POTTY... Give him a treat after he finish it....... Continue this everytime... DOnt give up, they r animals, it wil take time for them to learn...... For sit, down, come YOUTUBE it