APA

Bethel H., Redick R. & National Institute of Mental Health (U.S.). (1971). Provisional patient movement and administrative data, State and county mental hospitals, July 1, 1969-June 30, 1970. [Washington, D.C: .

Chicago

Bethel Helen, Redick Richard and National Institute of Mental Health (U.S.). 1971. Provisional patient movement and administrative data, State and county mental hospitals, July 1, 1969-June 30, 1970. [Washington, D.C: .

Harvard

Bethel H., Redick R. and National Institute of Mental Health (U.S.). (1971). Provisional patient movement and administrative data, State and county mental hospitals, July 1, 1969-June 30, 1970. [Washington, D.C: .

MLA

Bethel Helen, Redick Richard and National Institute of Mental Health (U.S.). Provisional patient movement and administrative data, State and county mental hospitals, July 1, 1969-June 30, 1970. [Washington, D.C: . 1971.