APA (7th ed.) Citation

Kleine Büning, H., Löwen, U., & Schmitgen, S. (1988). Inconsistency of production systems.

Chicago Style (17th ed.) Citation

Kleine Büning, Hans, Ulrich Löwen, and Stefan Schmitgen. Inconsistency of Production Systems. Duisburg, 1988.

MLA (9th ed.) Citation

Kleine Büning, Hans, et al. Inconsistency of Production Systems. 1988.