APA

Thuesen H. G., . (1950). Engineering economy. New York: Prentice Hall.

Chicago

Thuesen Holger George, . 1950. Engineering economy. New York: Prentice Hall.

Harvard

Thuesen H. G., . (1950). Engineering economy. New York: Prentice Hall.

MLA

Thuesen Holger George, . Engineering economy. New York: Prentice Hall. 1950.