APA (7th ed.) Citation

Steinbrunn, M., Moerkotte, G., & Kemper, A. (1993). Optimizing join orders.

Chicago Style (17th ed.) Citation

Steinbrunn, Michael, Guido Moerkotte, and Alfons Kemper. Optimizing Join Orders. Passau, 1993.

MLA (9th ed.) Citation

Steinbrunn, Michael, et al. Optimizing Join Orders. 1993.