Cita APA (7a ed.)

Ozarin, L. D. (1973). Existing patterns of services for alcoholism and drug dependence: Report supported by visits to Austria, Denmark ... October 1972 - February 1973. Regional Office for Europe, WHO.

Cita Chicago Style (17a ed.)

Ozarin, Lucy D. Existing Patterns of Services for Alcoholism and Drug Dependence: Report Supported by Visits to Austria, Denmark ... October 1972 - February 1973. Copenhagen: Regional Office for Europe, WHO, 1973.

Cita MLA (8a ed.)

Ozarin, Lucy D. Existing Patterns of Services for Alcoholism and Drug Dependence: Report Supported by Visits to Austria, Denmark ... October 1972 - February 1973. Regional Office for Europe, WHO, 1973.