90 hwan'gap ŭi tambo
By: [chipp'il Yu Sik ... et al.]]
Edition: Kaejŏngp'an
Publisher: Inmin Pogŏnsa
Published: 2010
Place of publication: [P'yŏngyang]
Language: kor
Number of pages: 405
Subjects: Longevity; Aging; Popular works; Prevention; Health
Other titles: Kusip hwan'gap ŭi tambo