Artikel Jurnal
Wilson, J. (John)
Prentice-Hall, 1983
Buku Teks
Wilson, J. (John)
Prentice-Hall, 1989
Buku Teks
Seippel, Robert G.
Reston, 1981
Buku Teks
organized by University of Indonesia in cooperation with Japan Society for the Promotion of Science
Faculty of Graduate Studies University of Indonesia, 1989
Buku Teks