Calendarium [followed by Fifteenth Century Viennese astronomical manuscripts] : formerly owned by the Bibliothek des Stiftes (Melk, Austria); acquired by Dr. Cushing in [1938?] from E. P. Goldschmidt & Co. (London).
MLA
Regiomontanus, Joannes, 1436-1476, author, printer. Calendarium [followed by Fifteenth Century Viennese astronomical manuscripts] : formerly owned by the Bibliothek des Stiftes (Melk, Austria); acquired by Dr. Cushing in [1938?] from E. P. Goldschmidt & Co. (London).. 1474.. https://collections.library.yale.edu/catalog/16960303.
APA, 6th edition
Regiomontanus, Joannes, 1436-1476, author, printer. (1474.)[Calendarium [followed by Fifteenth Century Viennese astronomical manuscripts] : formerly owned by the Bibliothek des Stiftes (Melk, Austria); acquired by Dr. Cushing in [1938?] from E. P. Goldschmidt & Co. (London).]. https://collections.library.yale.edu/catalog/16960303.
