Cita APA (7th ed.)

Gale Research, Inc, & Faerber, M. (2000). Gale directory of databases. Gale Research.

Cita Chicago (17th ed.)

Gale Research, Inc, i Marc Faerber. Gale Directory of Databases. Detroit: Gale Research, 2000.

Cita MLA (9th ed.)

Gale Research, Inc, i Marc Faerber. Gale Directory of Databases. Gale Research, 2000.