Octopus Publishing Group - Style, food, drink, maps, cartography, children's, health, antiques, reference, and educational titles by UK publisher. |
OKDPM - Selection of books on recreation and hobby interests.
OnArt Bookstore - Books in many categories, with a wide selection in Art.
One Knowledge - Business, professional, technical, and educational publications.
One World Books - Selection books and e-books; emphasis on southern African authors. On-line forum for smaller publishers and self-publishers.
Online Success Broker - selection of books on business, language and personal development.
Opamp Technical Books - General book store; specialties include many technical topics.
Open Court Books - Publisher of Eastern philosophy and thought along with western philosophy and popular culture.
Open Door Books - Classic cookbooks, crafts, hobbies and music.
OSS Publishing - Specializes in health, pet and family/education-related books.
Ox Bow Press - An independent, scholarly publisher dedicated to both new titles and reprints.
Oxmoor House Book - Publishes craft, cooking, gardening, and decorating titles.