APA Style
Press, O, U. (2001).
Oxford Ensiklopedi Pelajar: El Salvador - Jeram [Jilid 3] .
Jakarta:
Oxford University Press.
MLA Style
Press, Oxford, University.
"Oxford Ensiklopedi Pelajar: El Salvador - Jeram [Jilid 3]".
Jakarta:
Oxford University Press,
2001.
Printed Book.