Philpotts Anthony R Principles of igneous and metamorphic petrology - New Delhi Prentice-Hall of India Private Limited 1990 - 498p. cm. Bibliographical references 471-482p. Standard No.: 14799 Source: Textual Subjects--Topical Terms: Igneous petrology Metamorphic petrologyGeology Dewey Class. No.: H21, N0;N4;1