APA

George M Jacobs W. A. R., .Student Centered Cooperative Learning. : Springer.

Chicago

George M Jacobs Willy A Renandya, .Student Centered Cooperative Learning. : Springer.

Harvard

George M Jacobs W. A. R., .Student Centered Cooperative Learning. : Springer.

MLA

George M Jacobs Willy A Renandya, .: Springer. .