by W.G. Curtin ... [and others]
Granada, 1984
Buku Teks
Ambrose, James E., author
John Wiley & Sons, 1991
Buku Teks
Schneider, Robert R., author
Prentice-Hall, 1994
Buku Teks
Ajun Hariono, author
Kementerian Pekerjaan Umum dan Perumahan Rakyat, 2016
Artikel Jurnal
Amrhein, James E., author
CRC Press, 1998
Buku Referensi