edited by Ramón Margalef ; foreword by HRH the Duke of EdinburghPublished in collaboration with the International Union for Conservation of Nature and Natural Resources by Pergamon Press1985
edited by, R. Perry ; foreword by HRH the Duke of EdinburghPublished in collaboration with the International Union for Conservation of Nature and Natural Resources by Pergamon Press1984
edited by J.L. Cloudsley-Thompson ; foreword by HRH the Duke of EdinburghPublished in collaboration with the International Union for Conservation of Nature and Natural Resources by Pergamon Press1984
edited by Alasdair J. Edwards & Stephen M. Head ; foreword by HRH the Duke of EdinburghPublished in collaboration with the International Union for Conservation of Nature and Natural Resources by Pergamon Press1987
edited by W. N. Bonner and D. W. H. Walton ; foreword by HRH the Duke of EdinburghPublished in collaboration with the International Union for Conservation of Nature and Natural Resources by Pergamon Press1985