Gulati, P.
Social studies and population education
Tata McGraw-Hill, 1984
Buku Teks
Zopf, Paul E.
Population : an introduction to social demography
Mayfield Publishing, 1984
Buku Teks
Petersen, William
Population
Macmillan, 1961
Buku Teks
Petersen, William
Population
Macmillan, 1969
Buku Teks
Petersen, William
Population
Macmillan, 1969
Buku Teks