Carson, Rachel L.
A Mentor Book, 1954
Buku Teks
Gorsky, N
Foreign Languages Publishing House, 1961
Buku Teks
Davis, Richard A.
Wm.C. Brown Publishers, 1991
Buku Teks
Maury, Matthew Fontaine
The Belknap Press of Harvard University Press , 1963
Buku Teks
Apel, John R.
Academic Press, 1987
Buku Teks