Cita APA

(1993). The Index and abstract directory: An international guide to services and serials coverage. -- (3. edition --.). Birmingham Ala: EBSCO.

Citación estilo Chicago

The Index and Abstract Directory: An International Guide to Services and Serials Coverage. --. 3. edition --. Birmingham Ala: EBSCO, 1993.

Cita MLA

The Index and Abstract Directory: An International Guide to Services and Serials Coverage. --. 3. edition --. Birmingham Ala: EBSCO, 1993.