3[6]Grigor of Akanc,“The History ofthe Nation of the Archers”，edited andtranslated by R.P.Blake and R.N.Frye，Harvard Journal of Asiatic Studies 12，1949.
[37]Harold T.Cheshire，“The GreatTartar Invasion of Europe”，The SlavonicReview，5，no.13，June，192 6.
[38]H.C.Perumalil and E.R.Hambye，Christianity in India：a History in ecumenicalperspective，1973.
[39]Hindley，Geoffrey,The Crusades，Islam and Christianity in the Struggle forWorld Supremacy，2004.
[40]History’s Hinge，Ain Jalut，the July/August 2007 print edition of Saudi AramcoWorld.
[41]Ishii Susumu，The decline of theKamakura bakufu，Translated by Jeffrey P.Mass and Hitomi.
[42]Jackson，Peter，The Mongols and theWest，1221—1410，2005.
[43]Janet Martin，Medieval Russia，980—1584，Cambridge，19 5.
[44]James Harpur，“The Crusades：TheTwo Hundred Years War”.
[45]John Joseph，Muslim-ChristianRelations and Inter-Christian Rivalries inthe Middle East.
[46]John Masson Smith,“Ayn Jalut：Mamluk Sucess or Mongol Failure”，HarvardJournal of Asiatic Studies，Vol.44，No.2，Dec，1984.
[47]Judith Gabriel Vinje，“Vikings in theEast，Amazing Eyewitness Accounts”.
[48]Kenneth Meyer Setton，A History ofthe Crusades:The fourteenth and fifteenthcenturies.
[49]Knobler，Adam，“Pseudo-Conversionsand Patchwork Pedigrees：TheChristianization of Muslim Princes andthe Diplomacy of Holy War”.Journal ofWorld History 7.
[50]Marco Polo，The Travels of MarcoPolo，Translated by Ronald Latham，Baltimore：Penguin Books，19 58.
[51]Michael Prawdin，Gerard INTChaliand-The Mongol empire.