Phillips, Ralph W.
United states Government Printing Office, 1945
Buku Teks
Collier-Machmilan Limited, 1967
Buku Teks
Veerasamy Sejian, editor
[, Springer], 2012
eBooks
McNitt, J.I.
The English Language Book Society , 1983
Buku Teks
Cravens, Richard H.
Time-Life Books, 1977
Buku Referensi