Leinwand, G. (1969). The traffic jam: [edited by] Gerald Leinwald (Pocket Book ed.). Pocket Books.

Leinwand, Gerald. The Traffic Jam: [edited by] Gerald Leinwald. Pocket Book ed. New York: Pocket Books, 1969.

Leinwand, Gerald. The Traffic Jam: [edited by] Gerald Leinwald. Pocket Book ed. Pocket Books, 1969.