TY - BOOK AU - Davidson,Donald TI - Soils and land use planning T2 - Topics in applied geography (Longman Group, Harlow) SN - 0-582-48985-7 U1 - 333.7 21E PY - 1980/// CY - Harlow PB - Longman Group N1 - Bibliogr. p. 117-125 ER -