APA引文

Weis, D., Kieffer, B., Hanano, D., Silva, I., Barling, J., Pretorius, W., . . . Mattielli, N. (2007). Hf isotope compositions of U.S. Geological survey reference materials.

Chicago Style (17th ed.) Citation

Weis, D., B. Kieffer, D. Hanano, I. Silva, J. Barling, W. Pretorius, C. Maerschalk, and N. Mattielli. Hf Isotope Compositions of U.S. Geological Survey Reference Materials. 2007.

MLA引文

Weis, D., et al. Hf Isotope Compositions of U.S. Geological Survey Reference Materials. 2007.