The readymade boomerang : certain relations in 20th century art / Art Gallery of New South Wales Art is easy. Biennale of Sydney (8th : 1990 : Art Gallery of New South Wales) Art Gallery of New South Wales. Arts, Modern 20th century Themes, motives Exhibitions. Conceptual art Exhibitions. NX458 .B5 1990 709.040749441 BIR "The Eighth Biennale of Sydney." Cover title: Art is easy. "List of works": p. 472-481. Includes bibliographical references (p. 487-493). Sydney : Biennale of Sydney, 1990. 1990. 1990 Text 511 p. : eng