00656nam a2200229 4500 57885 57885 AU-EpEBC 20201021040706.0 150327s2015 ulkacd 001 kor 9788999700057 (hbk.) Au-EpEBC 23 155.5 ml Jeong, Ok-bun (鄭玉粉) [1947- ] 청년심리학 = Adolescence / Okbun Jeong. Youth psychology 2nd ed. Seoul: Hakji Branch, 2015 628 p. : ill. (some natural colors), diagrams, ports. ; 27 cm. References (p. 579-624) and index. Youth Psychology ddc AM 0 0 ddc 0 0 150 Psychology MAIN MAIN OpenKorean 2020-08-25 0 KOR/155.5/JEO 125190 2020-08-25 00:00:00 1 2020-08-25 AM