edited by Harry N. Shair, Gordon A. Barr, Myron A. Hofer
Oxford University Press , 1991
Buku Teks
Grayson-Smith, Hugh, author
Prentice-Hall, 1967
Buku Teks
Miller, Scott A., 1944-
Prentice-Hall, 1987
Buku Teks
Bhattacharyya, Gouri K., author
John Wiley & Sons, 1977
Buku Teks
Pound, Greg, author
McGraw-Hill, 1988
Buku Teks