The soil :
Courtney, Frank M
The soil : an introduction to soil study / Frank M Courtney and Stephen T Trudgill. - 2nd ed. - London : Edward Arnold, 1984. - 123p. : ills. ; 26 cm.
0713109955
Soil
Soil study
631.4 / COS 1984
The soil : an introduction to soil study / Frank M Courtney and Stephen T Trudgill. - 2nd ed. - London : Edward Arnold, 1984. - 123p. : ills. ; 26 cm.
0713109955
Soil
Soil study
631.4 / COS 1984