edited by Morton Borden
Rand McNally, 1961
Buku Teks
editor, Henry F. Graff
Charles Scribner's Sons , 1996
Buku Referensi
Kim, Chong Nam
Esatbridge, 2007
Buku Teks
Valode, Philippe
Editions De Vecchi, 2005
Buku Referensi
Davidson, Bill
Harper & Row, 1961
Buku Teks