Cita APA (7th ed.)

(1981). Recommended reference books for small and medium-sized libraries and media centers. Libraries Unlimited, Inc..

Cita Chicago (17th ed.)

Recommended Reference Books for Small and Medium-sized Libraries and Media Centers. Littleton, Colo.: Libraries Unlimited, Inc., 1981.

Cita MLA (8th ed.)

Recommended Reference Books for Small and Medium-sized Libraries and Media Centers. Libraries Unlimited, Inc., 1981.

Atenció: Aquestes cites poden no estar 100% correctes.