Poli, Roberto, Stephanie Adair, Alex Scott, et al. Possibility and Actuality. Berlin, Boston: De Gruyter, 2013. Web. Retrieved 25 May. 2013, from http://www.degruyter.com/view/product/128525

Poli, R., Adair, S., Scott, A., et al. (2013). Possibility and Actuality. Berlin, Boston: De Gruyter. Retrieved 25 May. 2013, from http://www.degruyter.com/view/product/128525

Poli, Roberto, Stephanie Adair, Alex Scott, et al. 2013. Possibility and Actuality. Berlin, Boston: De Gruyter. Retrieved 25 May. 2013, from http://www.degruyter.com/view/product/128525