APA Style

Wright, Paul H., Ashford, Norman J.. (1989). Transportation Engineering: Planning and Design . AMERICAN: Library of Congress Cataloging.

Chicago Style

Wright, Paul H., Ashford, Norman J.. Transportation Engineering: Planning and Design. AMERICAN: Library of Congress Cataloging, 1989. Text.

MLA Style

Wright, Paul H., Ashford, Norman J.. Transportation Engineering: Planning and Design. AMERICAN: Library of Congress Cataloging, 1989. Text.

Turabian Style

Wright, Paul H., Ashford, Norman J.. Transportation Engineering: Planning and Design. AMERICAN: Library of Congress Cataloging, 1989. Print.