.BOOK File Type - iBooks Author Document
In Mac .BOOK File Open With
- Apple iBooks Author
.BOOK File Type - BookSmart Book File
In Windows .BOOK File Open With
- Blurb BookSmart
In Mac .BOOK File Open With
- Blurb BookSmart
.BOOK File Type - FrameMaker Book File
In Windows .BOOK File Open With
- Adobe FrameMaker
.BOOK File Type - Budget In Brief Book File
In Windows .BOOK File Open With
- Microsoft Notepad
- text editor