Pieris, Ralph
Studies in the sociology of development
Rotterdam University Press, 1969
 Buku Teks
Marege: Jurnal Pusat Kajian Australia=Australia Studies Centre Journal
Pusat Kajian Australia UI, 1998
 Majalah, Jurnal, Buletin
Case studies in systematic software development
edited by Cliff B. Jones, Roger C.F. Shaw
Prentice-Hall, 1990
 Buku Teks SO
Case studies in systematic software development
edited by Cliff B. Jones, Roger C.F. Shaw
Prentice-Hall, 1990
 Buku Teks SO
Case studies in systematic software development
edited by Cliff B. Jones, Roger C.F. Shaw
Prentice-Hall, 1990
 Buku Teks SO