Gaya APA
P. Grant, James. (1990).
The state of the world's children 1990 .
U.K:
Oxford University Press.
Gaya Chicago
P. Grant, James.
The state of the world's children 1990.
U.K:
Oxford University Press,
1990.
Buku Teks.
Gaya MLA
P. Grant, James.
The state of the world's children 1990.
U.K:
Oxford University Press,
1990.
Buku Teks.
Gaya Turabian
P. Grant, James.
The state of the world's children 1990.
U.K:
Oxford University Press,
1990.
Buku Teks.