Bos, E. P., & Braakhuis, H. A. G. (2013). Medieval supposition theory revisited: Studies in memory of L. M. de Rijk. Brill.
Lua i Stíl Chicago (17ú heag.)Bos, Egbert P., agus H. A. G. Braakhuis. Medieval Supposition Theory Revisited: Studies in Memory of L. M. De Rijk. Leiden, Netherlands: Brill, 2013.
Lua MLA (9ú heag.)Bos, Egbert P., agus H. A. G. Braakhuis. Medieval Supposition Theory Revisited: Studies in Memory of L. M. De Rijk. Brill, 2013.
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