Title: Han'guk ŭi tonggul /
Title (vernacular): 한국의동굴 /
Authors: Hanʾguk Tonggul Hyŏphoe.
Authors (vernacular): 한국동굴협회.
Date: 1971
Publisher: Paengminsa,
Physical description: v. : ill. (incl. col. plates), maps ; 22 cm.
Language: Korean
Contents: 1. Cheju-do Yongam tonggul.
Notes: Library has: v.1.