Cita APA (7a ed.)

Ryan, F. L. (1980). The social studies sourcebook: Ideas for teaching in the elementary and middle school. Allyn and Bacon.

Cita Chicago Style (17a ed.)

Ryan, Frank L. The Social Studies Sourcebook: Ideas for Teaching in the Elementary and Middle School. Boston: Allyn and Bacon, 1980.

Cita MLA (8a ed.)

Ryan, Frank L. The Social Studies Sourcebook: Ideas for Teaching in the Elementary and Middle School. Allyn and Bacon, 1980.