So gŭrup Sŏngsŏ yŏnʼgu ŭi iron kwa silche
By: Yi Yŏn-gil chiŭm.
Publisher: Taehan Yesugyo Changnohoe Chʻonghoe Kyoyukpu
Published: 1983
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 321
Other titles: Theory and samples of the small group Bidle [sic] study; So kŭrup Sŏngsŏ yŏnʼgu ŭi iron kwa silche; Sŏngsŏ yŏnʼgu ŭi iron kwa silche