De syllogismo categorico, De differentiis topicis (fragment).
MLA
Boethius, -524. De syllogismo categorico, De differentiis topicis (fragment).. [between 1150 and 1199].. https://collections.library.yale.edu/catalog/2004135.
APA, 6th edition
Boethius, -524. ([between 1150 and 1199].)[De syllogismo categorico, De differentiis topicis (fragment).]. https://collections.library.yale.edu/catalog/2004135.