From engagement to contention: china in the global political economy
 Artikel Jurnal
Kerbo, Harold R.
Social stratification and inequality class conflict in historical comparative and global perspective
McGraw-Hill, 2012
 Buku Teks SO
A global perspective
 Artikel Jurnal
Biobanks : governance in comparative perspective
edited by Herbert Gottweis and Alan Petersen
Routledge, 2008
 Buku Teks
International law in comparative perspective
edited by William E. Butler
Sijthoff & Noordhoff, 1980
 Buku Teks