SWISS, i. HUGELSHOFER, PRO HELVETIA FOUNDATION, & SMITHSONIAN INSTITUTION. (1967). Swiss Drawings: : Masterpieces of five centuries. Smithsonian Institution Press.
Cita Chicago Style (17a ed.)SWISS, i. HUGELSHOFER, PRO HELVETIA FOUNDATION, y SMITHSONIAN INSTITUTION. Swiss Drawings: : Masterpieces of Five Centuries. Washington: Smithsonian Institution Press, 1967.
Cita MLA (9a ed.)SWISS, et al. Swiss Drawings: : Masterpieces of Five Centuries. Smithsonian Institution Press, 1967.
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