Journals
ISSN: 1934-7391 (print) 1934-7405 (online)
Website:http://www.davidpublisher.com/Home/Journal/JLS
Frequency: Monthly
Volume 14, Number 1, January 2020 (Serial Number 114)
Website:http://www.davidpublisher.com/Home/Journal/JLS
Frequency: Monthly
Volume 14, Number 1, January 2020 (Serial Number 114)
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