Lua APA (7ú heag.)
ebrary, Inc, White, W. B., & Culver, D. C. (2012). Encyclopedia of caves (2nd ed.). Elsevier.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, William B. White, agus David C. Culver. Encyclopedia of Caves. 2nd ed. Waltham, Mass.: Elsevier, 2012.
Lua MLA (9ú heag.)
ebrary, Inc, et al. Encyclopedia of Caves. 2nd ed. Elsevier, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.