APA (7th ed.) Citation

IFLA. (1991). Directory: 1990-1991. IFLA.

Chicago Style (17th ed.) Citation

IFLA. Directory: 1990-1991. Hague: IFLA, 1991.

MLA (8th ed.) Citation

IFLA. Directory: 1990-1991. IFLA, 1991.

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