APA (7th ed.) Citation

Firmin, M., Chi-en, H., Copella, M., & Clark, S. Learned helplessness: The effect of failure on test-taking.

Chicago Style (17th ed.) Citation

Firmin, Michael, Hwang Chi-en, Margaret Copella, and Sarah Clark. Learned Helplessness: The Effect of Failure on Test-taking.

MLA (9th ed.) Citation

Firmin, Michael, et al. Learned Helplessness: The Effect of Failure on Test-taking.