Seeley, Ivor H. (Ivor Hugh)
Macmillan, 1992
Buku Teks
Schodek, Daniel L., author
MIT Press, 1988
Buku Teks
Public Works Standars
Buku Referensi
Seeley, Ivor H.
Macmillan Press, 1993
Buku Teks
The National Council on Public Works Improvement , 1988
Buku Teks