Dureau, J. M. Principles for the preservation and conservation of library materials / by Dureau, J. M. ; Clements, D. W. G. - The Hague IFLA Headquarters 1986 - [4], 27p. 30 cm. - IFLA Professional Reports 8 . ISBN: 9070916118 Subjects--Topical Terms: Library ScienceConservation and preservation Dewey Class. No.: 025.84 / DUR