APA引文

Cumpa, J., & Tegtmeier, E. (2011). Ontological categories. Ontos Verlag.

Chicago Style (17th ed.) Citation

Cumpa, Javier, and Erwin Tegtmeier. Ontological Categories. Frankfurt: Ontos Verlag, 2011.

MLA引文

Cumpa, Javier, and Erwin Tegtmeier. Ontological Categories. Ontos Verlag, 2011.

警告：這些引文格式不一定是100％准確.