Stevens, W. (2021). C. Philipp E. Nothaft, Scandalous Error. Calendar Reform and Astronomy in Medieval Europe. URI:https://journals.openedition.org/ccm.
Style de citation Chicago (17e éd.)Stevens, Wesley M. "C. Philipp E. Nothaft, Scandalous Error. Calendar Reform and Astronomy in Medieval Europe." URI:https://journals.openedition.org/ccm 2021.
Style de citation MLA (8e éd.)Stevens, Wesley M. "C. Philipp E. Nothaft, Scandalous Error. Calendar Reform and Astronomy in Medieval Europe." URI:https://journals.openedition.org/ccm, 2021.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.