Electricity undertakings of the world. 1957-58.

MLA

Electricity Undertakings of the World. 1957-58. 77th ed. London: Benn brothers limited, 1959.

APA

(1959). Electricity undertakings of the world. 1957-58. 77th ed. London: Benn brothers limited.

Chicago

Electricity Undertakings of the World. 1957-58. 77th ed. London: Benn brothers limited, 1959.