Introduction.

MLA

Campbell, Ernest Q. “Introduction.” Sociological Inquiry, vol. 35, no. 1, Winter 1965, pp. 3–7. EBSCOhost, https://doi.org/10.1111/j.1475-682X.1965.tb00586.x.

APA

Campbell, E. Q. (1965). Introduction. Sociological Inquiry, 35(1), 3–7. https://doi.org/10.1111/j.1475-682X.1965.tb00586.x

Chicago

Campbell, Ernest Q. 1965. “Introduction.” Sociological Inquiry 35 (1): 3–7. doi:10.1111/j.1475-682X.1965.tb00586.x.