The Monsters Know What They're Doing     Dungeons And Dragons original/official source
Angry Golem (web)     D&D 5e original/official source
Monster Ecology Anthology     D&D 5e (no source link)
Monster Manual     D&D 4e (no source link)
Scruffy Grognard's Monstrous Manual     D&D 2e (no source link)
AD&D Fiend Folio     AD&D 1e (no source link)