APA Style

Hickman, M., Wigginton, E, O. (2009). Cooperative Problem Solving Activities For Social Studies Grades 6-12 . London: Corwin Press.

MLA Style

Hickman, Michael., Wigginton, Erin, O'Donnell. "Cooperative Problem Solving Activities For Social Studies Grades 6-12". London: Corwin Press, 2009. Printed Book.