SpringerLink (Online service), Jaeger, C. C., Tàbara, J. D., & Jaeger, J. (2011). European research on sustainable development. Springer.
芝加哥风格引文SpringerLink (Online service), Carlo C. Jaeger, J. David Tàbara, 与 Julia Jaeger. European Research on Sustainable Development. Berlin, Heidelberg, New York: Springer, 2011.
MLA引文SpringerLink (Online service), et al. European Research on Sustainable Development. Springer, 2011.
警告：这些引文格式不一定是100％准确.