Open AccessОбкладинка
Author(s) -
Sergey Alexeevich Semerikov
Publication year - 2017
Publication title -
teorìâ ta metodika elektronnogo navčannâ
Language(s) - Uncategorized
Resource type - Journals
ISSN - 2309-1495
DOI - 10.55056/e-learn.v5i1.673
Subject(s) - geography