APA (7th ed.) Citation

Ellis, R., & Li, S. (2017). The effects of pre-task explicit instruction on the performance of a focused task.

Chicago Style (17th ed.) Citation

Ellis, Rod, and S. Li. The Effects of Pre-task Explicit Instruction on the Performance of a Focused Task. 2017.

MLA (9th ed.) Citation

Ellis, Rod, and S. Li. The Effects of Pre-task Explicit Instruction on the Performance of a Focused Task. 2017.

Warning: These citations may not always be 100% accurate.