Waksman, Selman A. The soil and the microbe. - New York : J.Wiley & Sons, 1931. - 260 p. : il. ; 23 cm Subjects--Topical Terms: EdafologĂaMicrobioMicrobiologĂa Subjects--Index Terms: Suelo Index Terms--Genre/Form: Libro Universal Decimal Class. No.: 631.46