Poston, Richard Waverly
Harper & Row, 1962
Buku Teks
Kantor Statistik Propinsi DKI Jakarta
Kantor Statistik Propinsi DKI Jakarta, 1983
Buku Referensi
Voice of America Forum Lectures , 1968
Buku Teks
Heni Hemawati Wiradimaja, author
1995
UI - Skripsi (Membership)
Bryson, George D.
McGraw-Hill , 1964
Buku Teks