마흔에서아흔까지
Subtitle: nonyŏn chŏnmunʾga Yu Kyŏng i mal hanŭn Art of aging
By: [Yu Kyŏng chiŭm]
Edition: Chʻopʻan.
Publisher: Sŏhae Munjip
Published: 2005
Place of publication: Sŏul-si
Language: kor
Number of pages: 304
Subjects: Older people; Attitudes; Psychology; Happiness in old age; Social conditions; Longevity
Other titles: Mahŭn esŏ ahŭn kkaji; haengbokhan nonyŏn ŭl wihan insaeng chido