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다국어입력
231
Lever, W. F., | Longman | 1999 ,
232
233
234
Cascio, E.U., | american economic association | 2012 ,
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236
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240
1
University of Oradea, Department of Geography, Tourism & Territorial Planning [, ]
2
3
4
Kluwer Academic Publishing / Academic [, ]
5
Cancer Information Group [, ]
6
Current Medical Literature Ltd. [, ]
7
Fachverlag Schiele und Schoen GmbH [, ]
8
Blackwell Publishing Limited [, ]
9
Taylor & Francis Ltd [, ]
10
Nature Publishing Group [, ]
11
12
13
Yale University Library [, ]