APA (7th ed.) Citation

Funke, J., Fischer, A., & Holt, D. (2018). Competencies for complexity: Problem solving in the twenty-first century. Assessment and teaching of 21st century skills. https://doi.org/10.1007/978-3-319-65368-6_3

Chicago Style (17th ed.) Citation

Funke, Joachim, Andreas Fischer, and Daniel Holt. "Competencies for Complexity: Problem Solving in the Twenty-first Century." Assessment and Teaching of 21st Century Skills 2018. https://doi.org/10.1007/978-3-319-65368-6_3.

MLA (9th ed.) Citation

Funke, Joachim, et al. "Competencies for Complexity: Problem Solving in the Twenty-first Century." Assessment and Teaching of 21st Century Skills, 2018, https://doi.org/10.1007/978-3-319-65368-6_3.