Goldwater, R. J. (1969). What is modern sculpture? New York Graphic Society, Greenwich, Conn..
Chicago-viite (17. p.)Goldwater, Robert John. What Is Modern Sculpture? New York: New York Graphic Society, Greenwich, Conn., 1969.
MLA-viite (9. p.)Goldwater, Robert John. What Is Modern Sculpture? New York Graphic Society, Greenwich, Conn., 1969.
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