00596cam 22002051 450 1948276http://id.bnportugal.gov.pt/bib/porbase/194827620030507161500.00-521-20648-013261PTBN0032865819890222d1976 k y0pora0103 baengGB<The >earthits origin, history and physical constitution6th. ed.CambridgeCambridge University Press1976XII, 574 p.550.3medfre292378JeffreysHarold1891-45186PTBNRPC550.3 J49e OPcoopUACSDmq479937bccoopUACSD9550