Carol Plazzotta and Richard O'Conor, Enzo Plazzotta. a Catalogue Raisonné, London: Trefoil Books, 1986, page 183, (CR no M3)
GAM/Chédel, Geneva, 1967
There are three unique versions of Adam executed in 1967; this white marble version and also ones in black marble and statuario marble. A bronze version was cast in 1975 in an edition of nine (catalogue raisonné no 235).