参考文献 (2)
- The experiment in the first block — 39 students, one shared text, 4.26 of 5: B. R. Forer, "The fallacy of personal validation: a classroom demonstration of gullibility." The Journal of Abnormal and Social Psychology 44(1), 118–123, 1949.
- Casting out nines, the digital root behind the life-path sum: Leonardo of Pisa (Fibonacci), Liber Abaci, 1202 — translated by L. E. Sigler as Fibonacci’s Liber Abaci, Springer, 2002. ISBN 978-0-387-95419-6.