TY  - BOOK
AU  - Deer, William Alexander
AU  - Zussman,J.
AU  - Howie,R.A.
TI  - Rock-forming minerals
AV  - QE364 D43 1986
PY  - 1986///-9999
CY  - England
PB  - Longman scientific & technical copublished with j. wiley
KW  - Rocas
KW  - Mineralogía
N1  - Contenido: v. 1. b. disilicates and ring silicates
ER  -