APA

Gray I., . (1979). The engineer in transition to management. New York: IEEE PRESS.

Chicago

Gray Irwin, . 1979. The engineer in transition to management. New York: IEEE PRESS.

Harvard

Gray I., . (1979). The engineer in transition to management. New York: IEEE PRESS.

MLA

Gray Irwin, . The engineer in transition to management. New York: IEEE PRESS. 1979.