Otte, Karsten. §§ 451-475h. Berlin, Boston: De Gruyter, 2013. Web. Retrieved 22 May. 2013, from http://www.degruyter.com/view/product/22389

Otte, K. (2013). §§ 451-475h. Berlin, Boston: De Gruyter. Retrieved 22 May. 2013, from http://www.degruyter.com/view/product/22389

Otte, Karsten. 2013. §§ 451-475h. Berlin, Boston: De Gruyter. Retrieved 22 May. 2013, from http://www.degruyter.com/view/product/22389