The journey
Brunei Press Sdn Bhd, 1999
 Buku Referensi
Bugg, D.V.
Electronics : circuits, amplifiers, and gates
Adam Hilger, 1991
 Buku Teks
Martin Slama
Indonesian hadhramis and the hadhramaut: an old diaspora and its new connections
Jurnal Antropologi Indonesia, 2005
 Artikel Jurnal
The Southern Review
Louisiana : Louisiana State University
 Majalah, Jurnal, Buletin
Asabell Audida
Southern eclipse
Grasindo, 2022
 Buku Teks