Population problems and policies in economically advanced countries report of a conference at Ditchley Park, England, Sept. 29-Oct. 2, 1972.

Xehetasun bibliografikoak
Erakunde egilea: Ditchley Foundation, Ditchley Park, England
Formatua: Liburua
Hizkuntza:English
Argitaratua: [Washington] Population Crisis Committee [1973n].
Gaiak: