APA (7th ed.) Citation

Não informado. (1954). Year book. International Council of Scientific Unions.

Chicago Style (17th ed.) Citation

Não informado. Year Book. Miami, Fla: International Council of Scientific Unions, 1954.

MLA (8th ed.) Citation

Não informado. Year Book. International Council of Scientific Unions, 1954.

Warning: These citations may not always be 100% accurate.