Nasution, Abdul Haris, 1918-2000
Seruling Masa, 1971
Buku Teks
Ahuja, B. N.
Surjeet Publications, 1989
Buku Teks
edited by Monrad G. Paulsen
Columbia University Press, 1959
Buku Teks
edited by R.G. Priest [and others]
MTP Press, 1980
Buku Teks
Starr, Cecie
Brooks/Cole Cengage Learning, 2013
Buku Teks