APA (7th ed.) Citation

Hopkins, D. M., & Butler, R. P. (1991). The federal roles in support of school library media centers. American Library Assoc.

Chicago Style (17th ed.) Citation

Hopkins, Dianne M., and Rebecca P. Butler. The Federal Roles in Support of School Library Media Centers. Chicago u.a: American Library Assoc, 1991.

MLA (9th ed.) Citation

Hopkins, Dianne M., and Rebecca P. Butler. The Federal Roles in Support of School Library Media Centers. American Library Assoc, 1991.