Brinkmann, R. (2013). Florida sinkholes: Science and policy. University Press of Florida.
Lua i Stíl Chicago (17ú heag.)Brinkmann, Robert. Florida Sinkholes: Science and Policy. Gainesville: University Press of Florida, 2013.
Lua MLA (9ú heag.)Brinkmann, Robert. Florida Sinkholes: Science and Policy. University Press of Florida, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.