Amazing combo, i have received both the books, so don't go on the image, because there's only one book in the image but i received both. Now review, If you're looking for self help book, or some book which can fix your worrying habit, no doubt go for 'How to stop worrying and start living' or if you want your professional and personal life will have better results through communication, then go for 'How to win friends and influence people' both are amazing books and you have to go through the...