NICOLLE David The Mongol warlords: Genghis Khan: Kublai Khan: Holegu: Tamerlane/ by David Nicolle - Poole, UK: Firebird Books Ltd., 1990 - 192 pages: illustrations (some color), maps; 25 cm. ISBN: 1853141046 (hbk.) Subjects--Topical Terms: MONGOL EMPIRE. WARLORDS