Qureshi, Anwar Iqbal
The future of the co-operative movement in India
Oxford University Press, 1947
 Buku Teks SO
Ravnholt, Henning
The Danish co-operative movement / by Henning Ravnholt
Det Danske Selskab, 1950
 Buku Teks SO
Jatidiri koperasi : prinsip-prinsip koperasi untuk abad ke-21 = ICA co-operative identity statement : co-operative principles for the 21 century
penerjemah, Ibnoe Soedjono
Lembaga Studi Pengembangan Perkoperasian Indonesia (LSP2I), 2001
 Buku Teks
Munkner, Hans-H.
Masa depan koperasi
DEKOPIN, 1997
 Buku Teks
Ropke, Jochen
Ekonomi koperasi : teori dan manajemen
Salemba Empat , 2000
 Buku Teks