Cita APA

American National Standards Institute, & American National Standards Institute. (1969). American National Standard for library statistics. New York, New York: American National Standards Institute.

Citación estilo Chicago

American National Standards Institute, y American National Standards Institute. American National Standard for Library Statistics. New York, New York: American National Standards Institute, 1969.

Cita MLA

American National Standards Institute, y American National Standards Institute. American National Standard for Library Statistics. New York, New York: American National Standards Institute, 1969.