Tierney, B., Ullmann, W., & Linehan, P. (1980). Authority and power: Studies on medieval law and government presented to Walter Ullmann on his seventieth birthday. Cambridge Univ. Pr.
芝加哥风格引文Tierney, Brian, Walter Ullmann, 与 Peter Linehan. Authority and Power: Studies on Medieval Law and Government Presented to Walter Ullmann on His Seventieth Birthday. Cambridge [u.a.]: Cambridge Univ. Pr, 1980.
MLA引文Tierney, Brian, et al. Authority and Power: Studies on Medieval Law and Government Presented to Walter Ullmann on His Seventieth Birthday. Cambridge Univ. Pr, 1980.
警告：这些引文格式不一定是100％准确.