Gaya APA
Sardar, Z.
(1991).
Tantangan Dunia Islam Abad 21 (1991)
.
Bandung:
Mizan.
Gaya MLA
Sardar, Ziauddin.
"Tantangan Dunia Islam Abad 21 (1991)".
Bandung:
Mizan,
1991.
Printed Book.