Oktarina Sumandari, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2012
UI - Skripsi (Open)
Silaban, Betsy Yosia, author
Fakultas Hukum Universitas Indonesia, 2009
UI - Skripsi (Open)
Cambridge University Press, 2005
Buku Teks
Andriana Krisnawati, author
RajaGrafindo Persada, 2004
Buku Teks
edited by M.M. Cameron and L.M. Lorenz
CABI, 2013
Buku Teks