Langer, William L. 1896-1977.
An encyclopedia of world history; ancient, medieval, and modern, chronologically arranged : Compiled and edited by William L. Langer. - 5th ed., rev. and enlwith maps and genealogical tables. - Boston : Houghton Mifflin, 1972,c1980. - xxxix, 1569 p. : ill.
0395135923
91034126
History--Dictionaries and encyclopedias.
An encyclopedia of world history; ancient, medieval, and modern, chronologically arranged : Compiled and edited by William L. Langer. - 5th ed., rev. and enlwith maps and genealogical tables. - Boston : Houghton Mifflin, 1972,c1980. - xxxix, 1569 p. : ill.
0395135923
91034126
History--Dictionaries and encyclopedias.