Factors that intervene in students’ oral language proficiency when learning english and french at the same time after the completion of the sixth terms of the development area subjects, semester I-2017, in the modern languages major at the Foreign Languages Department of The University of El Salvador /
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| Other Authors: | , , | 
| Format: | Thesis Book | 
| Online Access: | http://ri.ues.edu.sv/id/eprint/19459 | 
Internet
http://ri.ues.edu.sv/id/eprint/19459Sistema Bibliotecario Universidad de El Salvador
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                        420                 | 
  
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| Copy | Available |