APA (7th ed.) Citation

Chadwyck-Healey, Inc. PRISMA database with HAPI Index. Chadwyck-Healey.

Chicago Style (17th ed.) Citation

Chadwyck-Healey, Inc. PRISMA Database with HAPI Index. [Alexandria, Va.?]: Chadwyck-Healey.

MLA (9th ed.) Citation

Chadwyck-Healey, Inc. PRISMA Database with HAPI Index. Chadwyck-Healey.

Warning: These citations may not always be 100% accurate.