Sutami
Badan Pekerjaan Umum, 1971
Buku Teks SO
Friedbert Kind-Barkauskas, Architect Bundesverbend, Deutnchens Zementidustrie, Cologne
Birkhauser, 2002
Buku Referensi
edited by Mark Fintel
Van Nostrand Reinhold, 1974
Buku Referensi
editor, Mark Fintel; penerjemah, Wira
Pradnya Paramita, 1987
Buku Teks SO
Freeman, Roger L.
John Wiley & Sons, 1991
Buku Referensi