^ Introduction by Andrew Tobias to "Extraordinary Popular Delusions and the Madness of Crowds" (New York: Harmony Press, 1980) available on-line at Andrew Tobias, Money and Other Subjects. Retrieved on August 12, 2008
(Dutch) P.Cos (1637) – Verzameling van een meenigte tulipaanen, naar het leven geteekend met hunne naamen, en swaarte der bollen, zoo als die publicq verkogt zijn, te Haarlem in den jaare A. 1637, door P. Cos, bloemist te Haarlem. – Haarlem : [s.n.], 1637. – 75 pl. available online at Wageningen Tulip Portal. Retrieved on August 11, 2008.
Dash, Mike (1999), Tulipomania: The Story of the World's Most Coveted Flower and the Extraordinary Passions It Aroused, London: Gollancz, ISBN 0-575-06723-3
Krelage, E.H. (1942), Bloemenspeculatie in Nederland, Amsterdam: P.N. van Kampen & Zoon
Kindleberger, Charles P.; Aliber, Robert (2005), Manias, Panics, and Crashes: A History of Financial Crises (5th ed.), Hoboken: Wiley, ISBN 0-471-46714-6
Wageningen Tulip Portal, an extensive collection of historical resources, including scanned images of seventeenth century Dutch tulip books and pamphlets, from Wageningen UR Library"