Freeman, Roger L.
Wiley, 1985
Buku Referensi
Freeman, Roger L.
John Wiley & Sons, 1980
Buku Teks
Friedbert Kind-Barkauskas, Architect Bundesverbend, Deutnchens Zementidustrie, Cologne
Birkhauser, 2002
Buku Referensi
edited by Mark Fintel
Van Nostrand Reinhold, 1974
Buku Referensi
edited by Tyler G. Hicks
McGraw-Hill, 1986
Buku Referensi