A HISTORY OF URBAN AMERICA 3RD EDITION
CHARLES N.GLAAB1982 年出版400 页ISBN：0023441208
The dictionary of imaginary places Expanded ed.
1st Harveest/HBJ ed.1987 年出版454 页ISBN：
The book of knowledge:The Children's encyclopedia
A.Martin John1966 年出版772 页ISBN：
STUDENT GUIDE TO RESEARCH IN THE DIGITAL AGE HOW TO LOCATE AND EVALUATE INFORMATION SOURCES
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