Britannica biographical encyclopedia of artists : 1
general editor, Sir Lawrence Gowing
Encyclopaedia Britannica, 2005
 Buku Referensi
Britannica biographical encyclopedia of artists : 2
general editor, Sir Lawrence Gowing
Encyclopaedia Britannica, 2005
 Buku Referensi
Britannica biographical encyclopedia of artists : 3
general editor, Sir Lawrence Gowing
Encyclopaedia Britannica, 2005
 Buku Referensi
Britannica biographical encyclopedia of artists : 4
general editor, Sir Lawrence Gowing
Encyclopaedia Britannica, 2005
 Buku Referensi
Cummings, Paul
A dictionary of contemporary American artists
St. Martin's Press, 1966
 Buku Referensi