Cita APA

International Federation of Classification Societies. (1990). International Federation of Classification Societies newsletter. [Verlag nicht ermittelbar].

Citación estilo Chicago

International Federation of Classification Societies. International Federation of Classification Societies Newsletter. Namur: [Verlag nicht ermittelbar], 1990.

Cita MLA

International Federation of Classification Societies. International Federation of Classification Societies Newsletter. [Verlag nicht ermittelbar], 1990.