APA引文
Loptson, P. (2007). Freedom, nature, and world. University of Ottawa Press.
Chicago Style (17th ed.) Citation
Loptson, Peter. Freedom, Nature, and World. Ottawa: University of Ottawa Press, 2007.
MLA引文
Loptson, Peter. Freedom, Nature, and World. University of Ottawa Press, 2007.
警告:這些引文格式不一定是100%准確.