The Monsters Know What They're Doing 2 (moar)     Dungeons And Dragons (no source link)
Angry Golem (web)     D&D 5e original/official source
Pathfinder 1e Bestiary 2     Pathfinder original/official source
Pathfinder 2e Bestiary 2     Pathfinder original/official source
Forgotten Foes     Pathfinder original/official source
Fifth Edition Foes     D&D 5e original/official source
Monster Manual 3     D&D 4e (no source link)
AD&D Fiend Folio     AD&D 1e (no source link)