APA
United Nations E. a. s. a. (., United Nations E. a. s. a. (., . (1965). World economic survey. NA: .
Chicago
United Nations Economic and social affairs (Department), United Nations Economic and social affairs (Department), . 1965. World economic survey. NA: .
Harvard
United Nations E. a. s. a. (., United Nations E. a. s. a. (., . (1965). World economic survey. NA: .
MLA
United Nations Economic and social affairs (Department), United Nations Economic and social affairs (Department), . World economic survey. NA: . 1965.