ELEMENTOS DE MINERIA

GUSTAVO GILI EDITORIAL

YOUNG, GEORGE J.

9788425202193

ACRIBIA

YOUNG, PARK W,/HAENLEIN, F, W, GEORGE YOUNG, PARK W,/HAENLEIN, F, W, GEORGE

9788420011561

NABU PRESS

GEORGE YOUNG/TURKEY GEORGE YOUNG/TURKEY

9781142372552

ANSON STREET PRESS

GEORGE SAND/STANLEY YOUNG GEORGE SAND/STANLEY YOUNG

9781023050234