TY  - BOOK
AU  - Webster,Robert
TI  - Diccionario de gemología: (The Gemmologists' Compendium)
PY  - 1971///
CY  - Barcelona
PB  - Ediciones Jover
KW  - Precious stones
KW  - Local
N1  - Translation of The Gemmologists' Compendium
ER  -