Cita APA (7a ed.)
International Federation of Library Associations. Libri. [De Gruyter, etc.].
Cita Chicago Style (17a ed.)
International Federation of Library Associations. Libri. [Berlin, etc.]: [De Gruyter, etc.].
Cita MLA (9a ed.)
International Federation of Library Associations. Libri. [De Gruyter, etc.].
Precaución: Estas citas no son 100% exactas.