Tonga '86, Tonga '87 expedition report
By: [compiled by D. J. Lowe].
Publisher: British Geological Survey
Published: 1988
Place of publication: Keyworth
Language: eng
Subjects: Caves -- Tonga; Speleology.; Tonga -- Exploring expeditions.
Other titles: Tonga '87 expedition report.; 'Eua Island Tonga '87 expedition report.
Notes: Cover title.