These services typically let you order books and browse book catalogs online. Except for the "online" category, they generally don't have online texts themselves; for that, try the on-line books page. Please suggest new additions to firstname.lastname@example.org, or use our addition request form, which has been fixed now (sigh).
This listing is for information purposes only. Inclusion on this list does not imply any guarantee or endorsement of the publishers or retailers here.
I am always interested in adding new bookstores and publishers to the list (although there is a bit of a backlog that I am wading through now). If you know of a bookstore or publisher not currently listed here, please let me know by either:
Thanks. And comments are always welcome, either by comment form.