APA
Aristóteles, Bywater I., Bywater I. & Bywater I. (1909). On the art of poetry. Oxford: Clarendon.
Chicago
Aristóteles, Bywater Ingram, Bywater Ingram and Bywater Ingram. 1909. On the art of poetry. Oxford: Clarendon.
Harvard
Aristóteles, Bywater I., Bywater I. and Bywater I. (1909). On the art of poetry. Oxford: Clarendon.
MLA
Aristóteles, Bywater Ingram, Bywater Ingram and Bywater Ingram. On the art of poetry. Oxford: Clarendon. 1909.