Gaya APA
Singer, Hans. (1972).
Children In The Strategy Of Development .
New York USA:
United nations.
Gaya Chicago
Singer, Hans.
Children In The Strategy Of Development.
New York USA:
United nations,
1972.
Buku Teks.
Gaya MLA
Singer, Hans.
Children In The Strategy Of Development.
New York USA:
United nations,
1972.
Buku Teks.
Gaya Turabian
Singer, Hans.
Children In The Strategy Of Development.
New York USA:
United nations,
1972.
Buku Teks.