Pickett, J., & Robson, R. (1986). Manual on the choice of industrial technique in developing countries. Development Centre of the Organisation for Economic Co-operation and Development ; OECD Publications and Information Center, distributor].

Pickett, James, and Robert Robson. Manual on the Choice of Industrial Technique in Developing Countries. Paris : [Washington, D.C.: Development Centre of the Organisation for Economic Co-operation and Development ; OECD Publications and Information Center, distributor], 1986.

Pickett, James, and Robert Robson. Manual on the Choice of Industrial Technique in Developing Countries. Development Centre of the Organisation for Economic Co-operation and Development ; OECD Publications and Information Center, distributor], 1986.