Current issues in the social sciences and humanities : occasional papers no. 14
Hosei University, 1997
 Buku Referensi
Current issues in the social sciences and humanities : occasional papers no. 15
Hosei University, 1998
 Buku Referensi
Current issues in the social sciences and humanities : occasional papers no. 12
Hosei University, 1995
 Buku Referensi
Stebbins, Robert A.
Exploratory research in the social sciences
Sage, 2001
 Buku Teks
Current issues in the social sciences and humanities
edited by the London office of Hosein University
International Center of Hosei University , 1994
 Buku Teks SO