APA

National Research Council, National Research Council & National Research Council. (1968). Developing transportation plans. Washington, DC: Highway Research Board of the Nat. Acad. of Sciences.

Chicago

National Research Council, National Research Council and National Research Council. 1968. Developing transportation plans. Washington, DC: Highway Research Board of the Nat. Acad. of Sciences.

Harvard

National Research Council, National Research Council and National Research Council. (1968). Developing transportation plans. Washington, DC: Highway Research Board of the Nat. Acad. of Sciences.

MLA

National Research Council, National Research Council and National Research Council. Developing transportation plans. Washington, DC: Highway Research Board of the Nat. Acad. of Sciences. 1968.