Proceedings of the 12th International Congress of Speleology
Series: Proceedings of the 12th International Congress of Speleology, Volume 5
Publisher: International Union of Speleology
Published: 1973
Place of publication: La Chaux-de-Fonds, Switzerland
Format: Paperback
Table of contents: title: Symposium 5: Applied Speleology; title: Symposium 6: Mapping & Techniques