e-book 

BC open textbook authoring guide : a guide to authoring & adapting open textbooks

"This book is a practical guide to adapting or creating open textbooks using the PressBooks platform. It is continually evolving as new information, practices and processes are developed. The primary audience for this book are faculty in British Columbia, Canada, who are participating in the B.C. Open Textbook project. However, there may be content within this book that is useful to others working on similar Open Educational Resource initiatives"--BC Campus website.