Cita APA (7a ed.)

Votaw, D. F. [. o. c., & Levinson, H. S. (1962). Elementary sampling for traffic engineers. Eno Foundation for Highway Traffic Control.

Cita Chicago Style (17a ed.)

Votaw, David Freeman. [from old catalog], y Herbert S. Levinson. Elementary Sampling for Traffic Engineers. Saugatuck, Conn: Eno Foundation for Highway Traffic Control, 1962.

Cita MLA (9a ed.)

Votaw, David Freeman. [from old catalog], y Herbert S. Levinson. Elementary Sampling for Traffic Engineers. Eno Foundation for Highway Traffic Control, 1962.