Tuzin, Donald F., author
University of california Press, 1976
Buku Teks
Kelly, Lucie Young
Macmillan, 1981
Buku Teks
Kelly, Lucie Young
McGraw-Hill, 1999
Buku Teks
JOel, Lucille A., author
McGraw-Hill, 2003
Buku Teks
JOel, Lucille A.
McGraw-Hill, 1999
Buku Teks