Thorpe, Richard S. The field description of igneous rocks. - New York Toronto : Open University press and Halsted press, c1985. - 154 p. : il. ; 18 cm. - Handbook series . - Geological society, Londres . - Handbook series . ApĂ©ndice al final de la obra BibliografĂa: p. 149 ISBN: 0335100406 0470201118 Subjects--Topical Terms: ROCAS IGNEAS Universal Decimal Class. No.: 552.3