Speer Glenn M., Grumet Tobey, Hadad Herbert, Kamisar Stacy, Stiewe David J., & Young, K. R. (1997). The guinness book of world records 1998. Guinness Media.
Lua i Stíl Chicago (17ú heag.)Speer Glenn M., Grumet Tobey, Hadad Herbert, Kamisar Stacy, Stiewe David J., agus Karen Romano Young. The Guinness Book of World Records 1998. Stamford: Guinness Media, 1997.
Lua MLA (9ú heag.)Speer Glenn M., et al. The Guinness Book of World Records 1998. Guinness Media, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.