APA (7th ed.) Citation

Angeli, C., & Valanides, N. (2009). Instructional effects on critical thinking: Performance on ill-defined issues. Learning and instruction, 19(4), 322-334. https://doi.org/10.1016/j.learninstruc.2008.06.010

Chicago Style (17th ed.) Citation

Angeli, Charoula, and Nicos Valanides. "Instructional Effects on Critical Thinking: Performance on Ill-defined Issues." Learning and Instruction 19, no. 4 (2009): 322-334. https://doi.org/10.1016/j.learninstruc.2008.06.010.

MLA (9th ed.) Citation

Angeli, Charoula, and Nicos Valanides. "Instructional Effects on Critical Thinking: Performance on Ill-defined Issues." Learning and Instruction, vol. 19, no. 4, 2009, pp. 322-334, https://doi.org/10.1016/j.learninstruc.2008.06.010.