APA (7th ed.) Citation

Hellman, H. (1968). Transportation in the world of the future. M. Evans; distributed in association with Lippincott, Philadelphia.

Chicago Style (17th ed.) Citation

Hellman, Hal. Transportation in the World of the Future. New York: M. Evans; distributed in association with Lippincott, Philadelphia, 1968.

MLA (9th ed.) Citation

Hellman, Hal. Transportation in the World of the Future. M. Evans; distributed in association with Lippincott, Philadelphia, 1968.