Bear, Firman E.
Chemistry of the soil - 2a ed. - New York Reinhold Publishing Corporation 1965 - 515 p. ilus. - American Chemical Society Monograph Series .
QUIMICA DEL SUELO
631.41/B29
Chemistry of the soil - 2a ed. - New York Reinhold Publishing Corporation 1965 - 515 p. ilus. - American Chemical Society Monograph Series .
QUIMICA DEL SUELO
631.41/B29