Zhao, Wanxun
Chinese through idioms: pre-intermediate/ reading, spekeing and writing/ vocabulary builder
Cengage Learning Asia, 2012
 Buku Teks
Bauer, Lauria
Vocabulary
London : Routledge, 1998
 Buku Teks
Morgan, John, 1944-2004
Vocabulary
Oxford University Press, 1990
 Buku Teks SO
Zehner, John R.
Builder's guide to contracting
McGraw-Hill, 1975
 Buku Referensi
Woodson, R. Dodge
Be a successsful: green builder
McGraw-Hill, 2009
 Buku Teks SO