edited by Yehuda Elkana ... [and others]
John Wiley & Sons, 1978
Buku Teks
Dian Dwi Laksani
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2009
UI - Tesis Open
Vinkler, Peter
Chandos Publishing, 2010
Buku Teks
Biro Pusat Statistik, 1983
Buku Teks
Badan Pusat Statistik, 2001
Buku Teks