Torres-Parra, Isabel
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Multiple layers of meaning in an oral proficiency test: The..:

Jenkins, Susan ; Parra, Isabel
The modern language journal.  87 (2003)  1 - p. 90-107 , 2003
Copies:  Zentrale:E03 z pae 611 j/017; Zentrale:Magazin Zs fb 4017
 
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2

Multiproduct monopoly 

, In: Applied economics
a queueing approach 
Parra Frutos, Isabel. (1999)  5 - p. 565-576
Copies: Zentrale;
 
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