International Labour Office, Edmonds, G. A., & Howe, J. D. G. F. (1980). Roads and resources: Appropriate technology in road construction in developing countries : a study prepared for the International Labour Office within the framework of the World Employment Programme. Intermediate Technology Publication.
Style de citation Chicago (17e éd.)International Labour Office, G. A. Edmonds, et J. D. G. F. Howe. Roads and Resources: Appropriate Technology in Road Construction in Developing Countries : A Study Prepared for the International Labour Office Within the Framework of the World Employment Programme. London: Intermediate Technology Publication, 1980.
Style de citation MLA (8e éd.)International Labour Office, et al. Roads and Resources: Appropriate Technology in Road Construction in Developing Countries : A Study Prepared for the International Labour Office Within the Framework of the World Employment Programme. Intermediate Technology Publication, 1980.