Shapiro, G. (1997). Earthwards : Robert Smithson and art after Babel / Gary Shapiro: Robert Smithson and art after Babel ([Pbk ed.].). University of California Press.
Chicago Style (17th ed.) CitationShapiro, Gary. Earthwards : Robert Smithson and Art After Babel / Gary Shapiro: Robert Smithson and Art After Babel. [Pbk ed.]. Berkeley ; London: University of California Press, 1997.
MLA (9th ed.) CitationShapiro, Gary. Earthwards : Robert Smithson and Art After Babel / Gary Shapiro: Robert Smithson and Art After Babel. [Pbk ed.]. University of California Press, 1997.
Warning: These citations may not always be 100% accurate.