APA (7th ed.) Citation

Bowman, A. K., Tomlin, R. S. O., & Worp, K. A. (2009). Emptio Bovis Frisica: The "Frisian Ox Sale". Reconsidered.

Chicago Style (17th ed.) Citation

Bowman, Alan K., Roger S. O. Tomlin, and Klaas Anthony Worp. Emptio Bovis Frisica: The "Frisian Ox Sale". Reconsidered. 2009.

MLA (9th ed.) Citation

Bowman, Alan K., et al. Emptio Bovis Frisica: The "Frisian Ox Sale". Reconsidered. 2009.