Gaya APA
United Nations Pictorial Book. ().
:
United Nations.
Gaya Chicago
United Nations Pictorial Book.
.
:
United Nations,
.
Non-fiction.
Gaya MLA
United Nations Pictorial Book.
.
:
United Nations,
.
Non-fiction.
Gaya Turabian
United Nations Pictorial Book.
:
United Nations,
.
Non-fiction.