Gaya APA
Roop, Peter. (2000).
Christopher Columbus / Peter Roop, Connie Roop .
:
New York: Scholastic Inc..
Gaya Chicago
Roop, Peter.
Christopher Columbus / Peter Roop, Connie Roop.
:
New York: Scholastic Inc.,
2000.
Buku.
Gaya MLA
Roop, Peter.
Christopher Columbus / Peter Roop, Connie Roop.
:
New York: Scholastic Inc.,
2000.
Buku.
Gaya Turabian
Roop, Peter.
Christopher Columbus / Peter Roop, Connie Roop.
:
New York: Scholastic Inc.,
2000.
Buku.