Παραπομπή σε μορφή APA (7η εκδ.)
John XXI, P., & Dinneen, F. P. (1990). Language in dispute: An English translation of Peter of Spain's Tractatus, called afterwards Summulae logicales : on the basis of the critical edition established by L.M. de Rijk. J. Benjamins Pub. Co..
Παραπομπή σε μορφή Chicago (17η εκδ.)
John XXI, Pope, και Francis P. Dinneen. Language in Dispute: An English Translation of Peter of Spain's Tractatus, Called Afterwards Summulae Logicales : On the Basis of the Critical Edition Established by L.M. De Rijk. Amsterdam ; Philadelphia: J. Benjamins Pub. Co., 1990.
Παραπομπή σε μορφή MLA (9th εκδ.)
John XXI, Pope, και Francis P. Dinneen. Language in Dispute: An English Translation of Peter of Spain's Tractatus, Called Afterwards Summulae Logicales : On the Basis of the Critical Edition Established by L.M. De Rijk. J. Benjamins Pub. Co., 1990.
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