APA Style
Lambsdorff., O, G. (2000).
Kebebasan - obat paling mujarab melawan kemiskinan .
Jerman:
Friedrich Naumann Foundation.
MLA Style
Lambsdorff., Otto, Graf.
"Kebebasan - obat paling mujarab melawan kemiskinan".
Jerman:
Friedrich Naumann Foundation,
2000.
Makalah.