CV. Mandiri Karya Sejahtera, 2015
Buku Referensi
Brennan, James F., author
RajaGrafindo Persada, 2006
Buku Teks
Brennan, James F., author
Rajawali, 2012
Buku Teks
Muhammad Said, author
Jemmar, 1990
Buku Teks
Hearnshaw, Leslie Spencer, author
Routledge , 1989
Buku Teks