Lulu.com is an inexpensive way to offer a bound copy of open source materials.
Authoring Open Textbooks from the Open Textbook Network, features a checklist for getting started, case studies of publishing programs, textbook organization and elements, writing resources, and an overview of useful tools.
Open Education Self-Publishing Guide from BCcampus provides details on the preparation, planning, writing, publication, and maintenance of an open textbook.
Open Textbook Toolkit created by several universities in Canada is for faculty who want to create their first open textbook.
Guide to Making Open Textbooks with Students from the Open Textbook Network is a handbook for faculty interested in practicing open pedagogy by involving students in the making of open textbooks, ancillary materials, or other OER.
Resources to make your own OER