APA (7th ed.) Citation

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 (9th ed.) Citation

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