Martin O'Donnell – Halo: Combat Evolved - Original Soundtrack

Halo Trilogy: The Complete Original Soundtracks - Halopedia, the Halo wiki

Halo Combat Evolved Vinyl Record Soundtrack 2x LP Limited Edition Color

HALO from Halo: Combat Evolved - Martin O'Donnell (Score Only)

Halo Combat Evolved Full Soundtrack by Martin O'Donnell & Michael Salvatori

MARTIN O'DONNELL - Lyrics, Playlists & Videos

Martin O'Donnell And Michael Salvatori – Навигатор Игрового Мира № 12, 2004 (Halo Original Soundtrack) (2004, MP3, DVD) - Discogs

HALO TRILOGY O.S.T. - Halo Trilogy (Original Game Soundtrack) - Music

The Halo 2: Anniversary Original Soundtrack Launches Day-and-Date with Halo: The Master Chief Collection on Nov. 11 - Xbox Wire

Halo: Combat Evolved Anniversary, Halo University Wiki

Martin O'Donnell Videos : : Free Download, Borrow, and Streaming : Internet Archive

CD Art Collection: Halo Combat Evolved Soundtrack by LuisJM on DeviantArt

Original Game Soundtrack, Martin O'Donnel, Michael Salvatori - Halo 3: Odst (Original Game Soundtrack) - Music