Active Korean 1 [Text] / ; Language Education Institute, Seoul National University... – Seoul : Two Ponds, 2006. - 162 p., ill.;+ 1 electronic optical disk (CD-ROM) . . . – [n. c.] – ISBN 978-89-539-1229-8 : 0 tg.
Written for adult learners who are learning Korean as a foreign language, it aims to develop learner's basic communication skills in a short period of time