The McKinsey Quarterly
Stuart Flack (McKinsey & Company), 2001
 Majalah, Jurnal, Buletin
The China Quarterly
Cambridge University Press,
 Majalah, Jurnal, Buletin
Africa Quarterly
rakesh kumar,
 Majalah, Jurnal, Buletin
The China quarterly
edited by Roderick MacFarquhar
Survey, 1964
 Buku Teks SO
American Quarterly
University Of Pennsylvania Press,
 Majalah, Jurnal, Buletin