Gaya APA
, .
().
Tingkst penghunian kamar hotel (Occupancy rate of hotel room) 2001
.
Kajarta:
Bps 2002.
Gaya MLA
, .
"Tingkst penghunian kamar hotel (Occupancy rate of hotel room) 2001".
Kajarta:
Bps 2002,
.
Printed Book.