National League for Nursing. Research and Studies Service, National League for Nursing. Division of Research, National League for Nursing. Division of Public Policy and Research, & National League for Nursing. Research and Development. (1967). State-approved schools of nursing, L.P.N./L.V.N. National League for Nursing, Research and Studies Service.
Chicago Style (17th ed.) CitationNational League for Nursing. Research and Studies Service, National League for Nursing. Division of Research, National League for Nursing. Division of Public Policy and Research, and National League for Nursing. Research and Development. State-approved Schools of Nursing, L.P.N./L.V.N. New York, N.Y.: National League for Nursing, Research and Studies Service, 1967.
MLA (8th ed.) CitationNational League for Nursing. Research and Studies Service, et al. State-approved Schools of Nursing, L.P.N./L.V.N. National League for Nursing, Research and Studies Service, 1967.