Browning, R., & Karlin, D. (1989). Robert Browning: Selected poems. Penguin.
Lua i Stíl Chicago (17ú heag.)Browning, Robert, agus Daniel Karlin. Robert Browning: Selected Poems. Harmondsworth ; London: Penguin, 1989.
Lua MLA (8ú heag.)Browning, Robert, agus Daniel Karlin. Robert Browning: Selected Poems. Penguin, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.