Booksellers: Your One-Stop Shop for HMH Books Get everything you need to know to sell HMH books. From jacket images to discussion guides and backorders, we’ve got you covered. Need access to our latest seasonal catalog? View or download them. Check out our Asset Library to find author photos, jacket images, shelf talkers, event kits and more. Not sure who to contact for a specific request? Check out our FAQs for names, phone numbers and email addresses. Download a Backlist Order Form for any product you may need that is out of stock.