El-Agraa, Ali M
The European union: Economics & Policies
Prentice-Hall, 2001
 Buku Teks SO
Neal, Larry
The Economics of the European Union and the Economies of Europe
Oxford University Press, 1998
 Buku Teks SO
Achyar Rasyidi
The factors that influence the loan repayments of credit union members and performance analysis on credit union
bogor agricultural university, master programme in business and management, 2015
 Artikel Jurnal
John Darmawan
Peran kapital sosial dalam pengembangan credit union: studi kasus credit union Jembatan Kasih-Kota Batam = The role of social capital in developing credit union: a case study at credit union Jembatan Kasih-Batam City
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2016
 UI - Tesis Membership
T. Subarso Isriadi
Credit Union - Salah satu wujud koperasi Indoneia dalam usaha meningkatkan kesejahteraan masyarakat : Suatu studi kasus terhadap Credit Union di Wilayah Lampung dan Jakarta
1986
 UI - Skripsi Membership