Allegre, C. J. Introduction to geochemistry / by Claude-Jean All and Gil Michard. - Dordrecht : D. Reidel Publishing Company, 1974. - viii, 142 p. : ill. ; 25 cm. - Geophysics and astrophysics monographs ; v.10. . - Geophysics and astrophysics monographs ; v.10. . engfre ISBN: 902770497X Subjects--Topical Terms: Geochemistry