Cita APA (7a ed.)

Bjelland, H. (1992). Using online scientific & engineering databases. Windcrest.

Cita Chicago Style (17a ed.)

Bjelland, Harley. Using Online Scientific & Engineering Databases. Blue Ridge Summit, PA: Windcrest, 1992.

Cita MLA (8a ed.)

Bjelland, Harley. Using Online Scientific & Engineering Databases. Windcrest, 1992.