Astleford, Peter
Sweet & Maxwell, 2010
Buku Teks SO
Holler, Julian
Gabler Verlag, 2012
eBooks
Scharfman, Jason
Academic Press, 2015
eBooks
edited by Florentino Carreno, Lynn McGrade and Alfred Page
Global Law and Business, 2012
Buku Teks
Rida Novrida
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2012
UI - Tesis Open