APA引文

Rubel, G. (1988). Factors determining external debt: An intertemporal study. Springer-Verlag.

芝加哥风格引文

Rubel, Gerhard. Factors Determining External Debt: An Intertemporal Study. Berlin: Springer-Verlag, 1988.

MLA引文

Rubel, Gerhard. Factors Determining External Debt: An Intertemporal Study. Springer-Verlag, 1988.

警告:这些引文格式不一定是100%准确.