Roberts, Richard A., 1935-, author
Massachusetts Addison-Wesley, 1992
Buku Teks
Blischke, Wallace R., author
John Wiley & Sons, 2000
Buku Teks
Dumairy, author
BPFE, 1982
Buku Teks
Ross, Sheldon
Macmillan, 1984
Buku Teks
Dumairy, author
BPFE, 1988
Buku Teks