Ritchie, Arthur S. Chromatography in geology / Authur S. Ritchie - Amsterdam : Elsevier Pub., 1964 - viii, 185 p. : ill. ; 22 cm. - Methods in geochemistry and geophysics . Bibliography: p. 149-155 and index Subjects--Topical Terms: GeochemistryChromatographic analysis Dewey Class. No.: 544.92