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.
Tohutoru Kātū Chicago (17th ed.)Speer Glenn M., Grumet Tobey, Hadad Herbert, Kamisar Stacy, Stiewe David J., me Karen Romano Young. The Guinness Book of World Records 1998. Stamford: Guinness Media, 1997.
Tohutoro MLA (9th ed.)Speer Glenn M., et al. The Guinness Book of World Records 1998. Guinness Media, 1997.
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