Eissler, K. R.
International Universities Press, 1955
Buku Teks
Frazer, James George, Sir, 1854-1941, author
Macmillan, 1955
Buku Teks
Laing, R.D.
McGraw-Hill, 1985
Buku Teks
edited by George E. Dickinson and Michael R. Leming
McGraw-Hill, 2007
Buku Teks
edited by George E. Dickinson and Michael R. Leming
McGraw-Hill, 2014
Buku Teks