Logical Language Group, Inc.

year of pub­li­ca­ti­onISBNauthor(s)title
1997978-0-9660283-0-0John W. CowanThe Complete Lojban Language
2003978-0-9660283-1-7Nick Nicholas ยท John Woldemar CowanWhat Is Lojban?
2016978-0-9660283-2-4John W CowanThe Complete Lojban Language