Loptson, P. (2007). Freedom, nature, and world. University of Ottawa Press.
Cita Chicago Style (17a ed.)Loptson, Peter. Freedom, Nature, and World. Ottawa: University of Ottawa Press, 2007.
Cita MLA (8a ed.)Loptson, Peter. Freedom, Nature, and World. University of Ottawa Press, 2007.
Precaución: Estas citas no son 100% exactas.