Barry, Sir Gerald, editoral board
Doubleday, 1965
Buku Referensi
Koelb, Clayton
Cornell University Press , 1988
Buku Teks SO
edited by John Paynter, Tim Howell, Rchard Orton and Peter Seymour
Routledge, 1992
Buku Referensi
Pasaribu, Amir
Gunung Agung, [1953]
Buku Teks SO
Burkholder, J. Peter
W.W. Norton, 2010
Buku Teks SO