APA-viite (7. p.)
Kay, S. (2013). Parrots and nightingales: Troubadour quotations and the development of European poetry. University of Pennsylvania Press.
Chicago-viite (17. p.)
Kay, Sarah. Parrots and Nightingales: Troubadour Quotations and the Development of European Poetry. Philadelphia, Pa.: University of Pennsylvania Press, 2013.
MLA-viite (9. p.)
Kay, Sarah. Parrots and Nightingales: Troubadour Quotations and the Development of European Poetry. University of Pennsylvania Press, 2013.
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