Directory of library networks and cooperative library organizations
MLA
Directory of Library Networks and Cooperative Library Organizations. Washington, D.C.: U.S. Dept. of Education, Office of Educational Research and Improvement, National Center for Education Statistics , 1980-
APA, 7th edition
(1980-). Directory of library networks and cooperative library organizations. Washington, D.C.: U.S. Dept. of Education, Office of Educational Research and Improvement, National Center for Education Statistics
Chicago, 17th edition
Directory of library networks and cooperative library organizations. Washington, D.C.: U.S. Dept. of Education, Office of Educational Research and Improvement, National Center for Education Statistics , 1980-