Laufer, Henry B. Normal two-dimensional singularities / by Henry B. Laufer - New Jersey : Princeton University Press, c1971 - xi, 161 p. : ill. ; 23 cm. - Annals of mathematics studies ; no. 71 . Includes bibliographical references and index ISBN: 069108100x : USD 9.00 Subjects--Topical Terms: Analytic spacesSingularities (Mathematics)Geomatry, algebraic Dewey Class. No.: 517.8