Task difficulty and conformity pressures.

MLA

Coleman, J. F., et al. “Task Difficulty and Conformity Pressures.” Journal of Abnormal Psychology, vol. 57, no. 1, July 1958, pp. 120–22. EBSCOhost, https://doi.org/10.1037/h0041274.

APA

Coleman, J. F., Blake, R. R., & Mouton, J. S. (1958). Task difficulty and conformity pressures. Journal of Abnormal Psychology, 57(1), 120–122. https://doi.org/10.1037/h0041274

Chicago

Coleman, J F, R R Blake, and J S Mouton. 1958. “Task Difficulty and Conformity Pressures.” Journal of Abnormal Psychology 57 (1): 120–22. doi:10.1037/h0041274.