APA (7th ed.) Citation

American National Standards Institute. Standards Committee on Standardization in the Field of Library Work, D. (1971). American national standard for directories of libraries and information centers. American National Standards Institute, Inc..

Chicago Style (17th ed.) Citation

American National Standards Institute. Standards Committee on Standardization in the Field of Library Work, Documentation. American National Standard for Directories of Libraries and Information Centers. New York: American National Standards Institute, Inc., 1971.

MLA (8th ed.) Citation

American National Standards Institute. Standards Committee on Standardization in the Field of Library Work, Documentation. American National Standard for Directories of Libraries and Information Centers. American National Standards Institute, Inc., 1971.

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