Gaya APA
Surjadi, C. et al (1997).
Crowding and Health in Low-income Settlements : Kali Anyar, Jakarta .
Nairobi:
United Nations Centre Human Settlements.
Gaya MLA
Surjadi, Charles. et al.
"Crowding and Health in Low-income Settlements : Kali Anyar, Jakarta".
Nairobi:
United Nations Centre Human Settlements,
1997.
print.