70-il kan ŭi pʻŏjŭl yohaeng
By: Charles B. Townsend chiŭm ; Sŏ Tal-wŏn pʾyŏnyŏk.
Contributors: Sŏ, Tal-wŏn.
Series: 70-il kan ŭi yŏhaeng sirijŭ -- 1
Publisher: Saetʻŏ
Published: 1993
Place of publication: Sŏul
Language: kor
Number of pages: 223
Subjects: Puzzles -- Juvenile literature.; Mathematical recreations -- Juvenile literature.; Mathematical recreations.; Puzzles.
Genres: Juvenile literature.
Other titles: Chʻilsip il kan ui pʻŏjŭl yŏhaeng
Work titles: World's most baffling puzzles [and] World's toughest puzzles.
Notes: Translated of: World's most baffling puzzles [and] World's toughest puzzles.

Includes index.