ISBN 0919216749 books & textbook
Upper Devonian (famennian) Conodonts Of The Palliser Formation And Wabamun Group, Alberta And British Columbia, Canada (Palaeontographica Canadiana)
Johnston, Derek I. Chatterton, B. D. E.
Geological Assn of Canada / Paperback / 154 Pages
isbn-10: 0919216749 / isbn-13: 9780919216747
