The New Essential Guide to Alien Species was a book based on information from Mammon Hoole. This article is a stub. You can help Wookieepedia by expanding it. Behind the scenesEdit This book is the in-universe equivalent to the real-world book The New Essential Guide to Alien Species, which was written by Ann Margaret Lewis and Helen Keier, and published by Del Rey in 2006. SourcesEdit The New Essential Guide to Alien Species (First mentioned) Retrieved from "https://starwars.fandom.com/wiki/The_New_Essential_Guide_to_Alien_Species_(book)?oldid=7580886" Categories: Legends articlesStubBooks Community content is available under CC-BY-SA unless otherwise noted.