Halo 5: Guardians Official Game Guide
From Halopedia, the Halo wiki
The Halo 5: Guardians Official Game Guide is the official strategy game guide of Halo 5: Guardians. It was released in the United States by Prima Publishing on October 27, 2015. It is available in two forms: the standard edition and the collector's edition.
NB: The page numbers are from the Collector's Edition.