Smith, M. K., Jones, F. H. M., Gilbert, S. L., & Wieman, C. E. (2013). The Classroom Observation Protocol for Undergraduate STEM (COPUS): A new instrument to characterize university STEM classroom practices. CBE life sciences education, 12(4), 618. https://doi.org/10.1187/cbe.13-08-0154
Citace podle Chicago (17th ed.)Smith, Michelle K., Francis H M. Jones, Sarah L. Gilbert, a Carl E. Wieman. "The Classroom Observation Protocol for Undergraduate STEM (COPUS): A New Instrument to Characterize University STEM Classroom Practices." CBE Life Sciences Education 12, no. 4 (2013): 618. https://doi.org/10.1187/cbe.13-08-0154.
Citace podle MLA (9th ed.)Smith, Michelle K., et al. "The Classroom Observation Protocol for Undergraduate STEM (COPUS): A New Instrument to Characterize University STEM Classroom Practices." CBE Life Sciences Education, vol. 12, no. 4, 2013, p. 618, https://doi.org/10.1187/cbe.13-08-0154.