APA

International Telephone Energy Conference, . (1978). International Telephone Energy Conference. New York: IEEE.

Chicago

International Telephone Energy Conference, . 1978. International Telephone Energy Conference. New York: IEEE.

Harvard

International Telephone Energy Conference, . (1978). International Telephone Energy Conference. New York: IEEE.

MLA

International Telephone Energy Conference, . International Telephone Energy Conference. New York: IEEE. 1978.