Lawden, D. F. Introduction to tensor calculus, relativity and cosmology / D. F. Lawden - 3rd ed. - New York Dover Publications, Inc. 1975 - 205 p. ISBN: 9780486425405 Subjects--Topical Terms: Cosmology.Calculus of tensors.ᅠRelativity (Physics).ᅠ Dewey Class. No.: 530.11 LAW-D