edited by Robert Burchfield
Cambridge University Press, 1994
Buku Referensi
Nasir Tamara
KPG (Kepustakaan Populer Gramedia), 2017
Buku Teks
Baldwin, George B. (George Benedict), 1920-, author
John Hopkins Press, 1967
Buku Teks
Frye, Richard N.
Henry Holt and Company, 1953
Buku Teks
Frye, Richard N.
Allen & Unwin , 1960
Buku Teks