APA引文

Portass, R., & Wickham, C. (2011). Society, Community and Power in Northern Spain: 700-1000.

Chicago Style (17th ed.) Citation

Portass, R., and C. Wickham. Society, Community and Power in Northern Spain: 700-1000. 2011.

MLA引文

Portass, R., and C. Wickham. Society, Community and Power in Northern Spain: 700-1000. 2011.

警告：這些引文格式不一定是100％准確.