International definition and measurement of levels of living : an interim guide /
Issued as a joint undertaking of the United Nations [and others].
- New York : United Nations, 1961.
- United Nations. [Document] ; E/CN.3/270/rev.1,E/CN.5/353 "United Nations publication. Sales no.: 61.IV.7." .
- Document (United Nations) ; E/CN.3/270/rev.1,E/CN.5/353 .