Cita APA (7th ed.)

Jennings, R. (1994). Database developer's guide with visual basic 3. Sams.

Cita Chicago (17th ed.)

Jennings, Roger. Database Developer's Guide with Visual Basic 3. Indianapolis, IN: Sams, 1994.

Cita MLA (8th ed.)

Jennings, Roger. Database Developer's Guide with Visual Basic 3. Sams, 1994.