Kularajah, N. A. (1980). Introduction to the co-operative movement (2nd rev. ed.). Malaysian Co-operative Print. Press Society.
Lua i Stíl Chicago (17ú heag.)Kularajah, N. A. Introduction to the Co-operative Movement. 2nd rev. ed. Petaling Jaya, Malaysia: Malaysian Co-operative Print. Press Society, 1980.
Lua MLA (8ú heag.)Kularajah, N. A. Introduction to the Co-operative Movement. 2nd rev. ed. Malaysian Co-operative Print. Press Society, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.