Dòng Nội dung
1
Exploring our world : people, places, and cultures : Eastern hemisphere / Richard G. Boehm, Francis P. Hunkins, David G Armstrong, Dinah Zike.
Columbus, Ohio : McGraw-Hill/Glencoe, 2010.
765 tr.; 25 cm.
2
People in time and place : Eastern hemisphere / Kenneth S. Cooper.
Morristown, N.J. : Silver Burdett and Ginn, c1991
660 p. : ill., maps ; 26 cm.