It'ajuŭija
Subtitle: sap'iensŭ esŏ in'gong chinŭng kkaji
By: Ch'oe Chŏng-gyu [and 6 others]
Edition: Ch'op'an
Publisher: Sahoe P'yŏngnon
Published: 2018
Place of publication: Sŏul-si
Language: kor
Number of pages: 325
ISBN-13: 9791162730027
Subjects: Altruism; Miscellanea
Notes: Includes bibliographical references.