Cita APA (7th ed.)

Beaudiquez, M. (1985). Bibliographic services throughout the world : supplement 1981-1982 = Les servicesbibliographiques dans le monde: Supplement 1981-1982. Unesco, General Information Programme and UNISIST.

Cita Chicago (17th ed.)

Beaudiquez, Marcelle. Bibliographic Services Throughout the World : Supplement 1981-1982 = Les Servicesbibliographiques Dans Le Monde: Supplement 1981-1982. Paris: Unesco, General Information Programme and UNISIST, 1985.

Cita MLA (9th ed.)

Beaudiquez, Marcelle. Bibliographic Services Throughout the World : Supplement 1981-1982 = Les Servicesbibliographiques Dans Le Monde: Supplement 1981-1982. Unesco, General Information Programme and UNISIST, 1985.