APA

Ball B. C., International Energy Agency, Workshop on Energy Supply & Workshop on Energy Demand. (1978). Workshops on energy supply and demand. Paris: Organisation for Economic Co-operation and Development.

Chicago

Ball Ben C, International Energy Agency, Workshop on Energy Supply and Workshop on Energy Demand. 1978. Workshops on energy supply and demand. Paris: Organisation for Economic Co-operation and Development.

Harvard

Ball B. C., International Energy Agency, Workshop on Energy Supply and Workshop on Energy Demand. (1978). Workshops on energy supply and demand. Paris: Organisation for Economic Co-operation and Development.

MLA

Ball Ben C, International Energy Agency, Workshop on Energy Supply and Workshop on Energy Demand. Workshops on energy supply and demand. Paris: Organisation for Economic Co-operation and Development. 1978.