APA
Riddel Tom, Shackelford Jean S. S. a. S. G., . (2002). Economics: A Tool for Critically Understanding Society. Addison- Wesley: Pearson Education.
Chicago
Riddel Tom, Shackelford Jean Stamos Steve and Schneider Geoffrey, . 2002. Economics: A Tool for Critically Understanding Society. Addison- Wesley: Pearson Education.
Harvard
Riddel Tom, Shackelford Jean S. S. a. S. G., . (2002). Economics: A Tool for Critically Understanding Society. Addison- Wesley: Pearson Education.
MLA
Riddel Tom, Shackelford Jean Stamos Steve and Schneider Geoffrey, . Economics: A Tool for Critically Understanding Society. Addison- Wesley: Pearson Education. 2002.