Analysis of information sources in references of the Wikipedia article "Googol" in English language version.
{{cite book}}: ISBN / Date incompatibility (help) The relevant passage about the googol and googolplex, attributing both of these names to Kasner's nine-year-old nephew, is available in James R. Newman, ed. (2000) [1956]. The world of mathematics. Vol. 3. Mineola, New York: Dover Publications. pp. 2007–2010. ISBN 978-0-486-41151-4.{{cite book}}: ISBN / Date incompatibility (help) The relevant passage about the googol and googolplex, attributing both of these names to Kasner's nine-year-old nephew, is available in James R. Newman, ed. (2000) [1956]. The world of mathematics. Vol. 3. Mineola, New York: Dover Publications. pp. 2007–2010. ISBN 978-0-486-41151-4.