APA
"UN E. C. F. E., "UN E. C. F. E., . (1956). Organization of electric power services in Europe. : .
Chicago
"UN Economic Commission For Europe", "UN Economic Commission For Europe", . 1956. Organization of electric power services in Europe. : .
Harvard
"UN E. C. F. E., "UN E. C. F. E., . (1956). Organization of electric power services in Europe. : .
MLA
"UN Economic Commission For Europe", "UN Economic Commission For Europe", . Organization of electric power services in Europe. : . 1956.