Descriptive ethnology, R. G. Latham, vol. 1, eastern and northern asia-europe, london, John Van Voorst, Paternoster row., 1859, pag. 325.
Winning a primitive people, sixteen years' work among the warlike tribes of the Ngoni and the Senga and Tumbuka peoples of central Africa, Donald Fraser, New York, E. P. Dutton & Company, 1914, pag. 171.
Les Littératures populaires de totutes les nations, tome 19, Paris, Maisonnevuve Frères et Ch. Leclerc, 1886 - Contes populaires de la Gascogne par M. Jean-François Bladè, tome 1, Paris, 1886 , pagg. 3-14.
Cfr. la traduzione in inglese qui = The deipnosophists or banquet of the learned of Athenaeus, translated by C. D. Yonge, B. A., vol. II, London, Henry G. Bohn, York Street, Covent Garden. 1854, pag. 720.