Bewußtsein und Natursein:
Phänomenologischer West-Ost Diwan
360 pages, Verlag Karl Alber,
Freiburg/Munich 1987

Phänomenologie in Korea
(ed. with J. Hahn)
320 pages, with a 32 page introduction:
Was heisst es, Erben der Vergangenheit zu sein? by Cho,
Freiburg and München, 2001

Phänomenologie der Natur
(ed. with Y. Lee)
xvii + 281 pages, with a 13 page introduction:
Naturalness of Nature by Cho, Verlag Karl Alber,
Freiburg and München, 1999

Ishiki-to Shizen (Consciousness and Nature)
(expanded Japanese edition, translated by Kiyoko Shimizu, Hiroshi Yamamoto et.al.)
Universitas Series, Hosei University Press,
Tokyo 1994

Philosophy and Science
in Phenomenological Perspective
(ed.), VVIII
252 pages, Martinus Nijhoff 1984

Philosophy of Existence
490 pages, Pakyong-sa Publishing Company, Seoul 1961 (Korean); 2nd Revised and enlarged edition, 532 pages, 1970; 7th edition 1987 (with a new introduction); 8th completely revised, re-set edition, 464 pages, January 1991; 13th edition, March 1995

Ontology
(co-author, with Myung-no Yun and Myung-kwan Choi)
313 pages, Minerva Publishing Company,
Seoul 1965 (Korean)