Gaya APA

Mcintyre, L, J., ryan, M. (2008). The Practical Skeptic: Core Concepts in Sociology (4 -). Boston: Mc Graw Hill-Higher Education.

Gaya MLA

Mcintyre, Lisa, J.., ryan, Michael. "The Practical Skeptic: Core Concepts in Sociology". 4 - Boston: Mc Graw Hill-Higher Education, 2008. Text.