APA-Zitierstil (7. Ausg.)

Smith, K. E., & Smith, K. S. (1990). Catalogue of world horsecar, horseomnibus, streetcar, and bus transportation tokens: Except North America (1. ed.). Smith.

Chicago-Zitierstil (17. Ausg.)

Smith, Kenneth E., und Kirk S. Smith. Catalogue of World Horsecar, Horseomnibus, Streetcar, and Bus Transportation Tokens: Except North America. 1. ed. Redondo Beach, Calif: Smith, 1990.

MLA-Zitierstil (9. Ausg.)

Smith, Kenneth E., und Kirk S. Smith. Catalogue of World Horsecar, Horseomnibus, Streetcar, and Bus Transportation Tokens: Except North America. 1. ed. Smith, 1990.