Rovell, Darren
First in thirst: how Gatorade turned the science of sweat into a cultural phenomenon
American Management Association;, 2006
 eBooks
V. Lestari
Tujuh belas tahun kemudian / V. Lestari
Gramedia Pustaka Utama, 1989
 Buku Teks SO
R.M. (Raden Mas) Margono Djojohadikusumo, 1984-
Sepuluh tahun koperasi (1930-1940)
Fadli Zon Library, 2013
 Buku Teks SO
R.M. (Raden Mas) Margono Djojohadikusumo, 1984-
Sepuluh tahun koperasi (1930-1940)
Fadli Zon Library, 2013
 Buku Teks SO
Burrington, Gillian A.
How to find out about statistics
Pergamon Press, 1972
 Buku Teks SO