Abu+Zayd+Ahmed+Ibn+Sahl+Balkhi
Here's your citation in American Psychological Association (APA) format:
Abu+Zayd+Ahmed+Ibn+Sahl+Balkhi. (n.d.). In Alleydog.com's online glossary. Retrieved from: https://www.alleydog.com/glossary/definition-cit.php?term=Abu%2BZayd%2BAhmed%2BIbn%2BSahl%2BBalkhi