Philpotts, Anthony R. Petrography of Igneous and Metamorphic Rocks / by Anthony R. Philpotts - New Delhi: CBS Publishers & Distributors, 2015. - ix, 178p. ISBN: 9788123926650 Subjects--Topical Terms: Earth ScienceIgneous RocksMetamorphic RocksRock-Forming Dewey Class. No.: 552.1 / PHI/P