Brown, C. L., Brown, N., & Stone, B. (2010). Explore rocks and minerals! Nomad Press.
Cita Chicago Style (17a ed.)Brown, Cynthia L., Nick Brown, y Bryan Stone. Explore Rocks and Minerals! White River Junction, VT: Nomad Press, 2010.
Cita MLA (8a ed.)Brown, Cynthia L., et al. Explore Rocks and Minerals! Nomad Press, 2010.
Precaución: Estas citas no son 100% exactas.