APA

Hay W., . (1977). Introduction to transportation engineering. New York: [Wiley].

Chicago

Hay WW, . 1977. Introduction to transportation engineering. New York: [Wiley].

Harvard

Hay W., . (1977). Introduction to transportation engineering. New York: [Wiley].

MLA

Hay WW, . Introduction to transportation engineering. New York: [Wiley]. 1977.