Maslach Burnout Inventory (MBI)
Here's your citation in American Psychological Association (APA) format:
Maslach Burnout Inventory (MBI). (n.d.). In Alleydog.com's online glossary. Retrieved from: https://www.alleydog.com/glossary/definition-cit.php?term=Maslach+Burnout+Inventory+%28MBI%29