APA引文

Beers, D. v., Bertram, M., Fuse, K., Gordon, R. B., Graedel, T. E., Gritsinin, A., . . . Vexler, D. Multilevel cycle of anthropogenic copper.

Trích dẫn kiểu Chicago

Beers, D. van., et al. Multilevel Cycle of Anthropogenic Copper.

MLA引文

Beers, D. van., et al. Multilevel Cycle of Anthropogenic Copper.

警告:这些引文格式不一定是100%准确.