Birou, A., Henry, P., & Schlegel, J. P. (1977). Towards a re-definition of development: Essays and discussions on the nature of development in an international perspective. Oxford: Published for the Development Centre of the Organization for Economic Co-operation and Development by Pergamon Press.

Birou, Alain., Paul-Marc Henry, and John P. Schlegel. Towards a Re-definition of Development: Essays and Discussions On the Nature of Development in an International Perspective. Oxford: Published for the Development Centre of the Organization for Economic Co-operation and Development by Pergamon Press, 1977.

Birou, Alain., Paul-Marc Henry, and John P. Schlegel. Towards a Re-definition of Development: Essays and Discussions On the Nature of Development in an International Perspective. Oxford: Published for the Development Centre of the Organization for Economic Co-operation and Development by Pergamon Press, 1977.