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.
Style de citation Chicago (17e éd.)Tierney, Brian, Walter Ullmann, et 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.
Style de citation MLA (9e éd.)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.
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