Jones, Howard, author
Penguin Books, 1965
Buku Teks
O`Block, Robert L., author
Mosby, 1981
Buku Teks
O`Block, Robert L., author
Mosby, 1981
Buku Teks
Reid, Sue Titus, author
Holt, Rinehart and Winston, 1985
Buku Teks
Skolnick, Jerome H., author
Delmar, 1977
Buku Teks