Παραπομπή APA

Levine, J. H. (1993). Exceptions are the rule: An inquiry into methods in the social sciences.

Παραπομπή Chicago Style

Levine, Joel H. Exceptions Are the Rule: An Inquiry into Methods in the Social Sciences. San Francisco, Westview, 1993.

Παραπομπή MLA

Levine, Joel H. Exceptions Are the Rule: An Inquiry into Methods in the Social Sciences. 1993.