APA

Long H. B., Lord C. B. & National University Extension Association. (1978). The Continuing education unit: concept, issues, and use : initiated and approved by the National University Extension Association. Athens: University of Georgia Center for Continuing Education.

Chicago

Long Huey B, Lord Charles B and National University Extension Association. 1978. The Continuing education unit: concept, issues, and use : initiated and approved by the National University Extension Association. Athens: University of Georgia Center for Continuing Education.

Harvard

Long H. B., Lord C. B. and National University Extension Association. (1978). The Continuing education unit: concept, issues, and use : initiated and approved by the National University Extension Association. Athens: University of Georgia Center for Continuing Education.

MLA

Long Huey B, Lord Charles B and National University Extension Association. The Continuing education unit: concept, issues, and use : initiated and approved by the National University Extension Association. Athens: University of Georgia Center for Continuing Education. 1978.