Cita APA (7a ed.)

Withers, F. N. (1971). Standars for library service. UNESCO.

Cita Chicago Style (17a ed.)

Withers, F. N. Standars for Library Service. París: UNESCO, 1971.

Cita MLA (9a ed.)

Withers, F. N. Standars for Library Service. UNESCO, 1971.