이러닝산업실태조사 / 산업통상자원부外著
Publisher: Chinhan Tosŏ
Published: 2014
Place of publication: Sŏul
Language: kor
ISBN-13: 9788984328563
Other titles: Irŏning sanŏp silt'ae chosa / Sanŏp T'ongsang Chawŏnbu oe