Gordon, Lincoln
McGraw-Hill c., 1979
Buku Teks
Kelsey, Lincoln David
N.Y. Cornell University Press , 1967
Buku Teks
Lincoln, W. Bruce
Chandler Publishing Company, 1968
Buku Teks
Hill and Wang, 1965
Buku Teks
Lincoln, W. Bruce
Anchor Books, 1987
Buku Teks