Rowlan, Donald T.
Population aging: the transformation of societies
Springer, 2012
eBooks
Petersen, William
Population
Macmillan, 1961
Buku Teks
Petersen, William
Population
Macmillan, 1969
Buku Teks SO
Petersen, William
Population
Macmillan, 1969
Buku Teks
Population: challenging world crisis
edited by Bernard Berelson
Information Agency, 1975
Buku Teks