Dube, L. The copying pencil: Composition , history and conservation implications.
Cita Chicago Style (17a ed.)Dube, Liz. The Copying Pencil: Composition , History and Conservation Implications.
Cita MLA (8a ed.)Dube, Liz. The Copying Pencil: Composition , History and Conservation Implications.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.