Johannes de Sacrobosco, Grosseteste, R. . ., Messahala, Alberto Magno , S., Gerardus de Sabloneto, Pérez, M., & Johannes Hispalensis, . t. (1390). [Tractatus astronomiae].
Chicago Style (17th ed.) CitationJohannes de Sacrobosco, Robert Grosseteste, Messahala, Santo Alberto Magno , Gerardus de Sabloneto, Martín Pérez, and trad Johannes Hispalensis. [Tractatus Astronomiae]. 1390.
MLA (9th ed.) CitationJohannes de Sacrobosco, et al. [Tractatus Astronomiae]. 1390.
Warning: These citations may not always be 100% accurate.