APA (7th ed.) Citation

Abler, R., Adams, J. S., & Borchert, J. R. (1976). The twin cities of St / Paul and Minneapolis. Ballinger.

Chicago Style (17th ed.) Citation

Abler, Ronald, John S. Adams, and John R. Borchert. The Twin Cities of St / Paul and Minneapolis. Cambridge, Mass: Ballinger, 1976.

MLA (9th ed.) Citation

Abler, Ronald, et al. The Twin Cities of St / Paul and Minneapolis. Ballinger, 1976.