APA (7th ed.) Citation

Plunkett Research, Ltd, & Plunkett, J. W. (2003). Plunkett's automobile industry almanac. Plunkett Research.

Chicago Style (17th ed.) Citation

Plunkett Research, Ltd, and Jack W. Plunkett. Plunkett's Automobile Industry Almanac. Houston, Tex.: Plunkett Research, 2003.

MLA (9th ed.) Citation

Plunkett Research, Ltd, and Jack W. Plunkett. Plunkett's Automobile Industry Almanac. Plunkett Research, 2003.