Cita APA

Feldman, M., & Seifman, E. (1969). The Social studies; structure models, and strategies.

Citación estilo Chicago

Feldman, Martín, y Eli Seifman. The Social Studies; Structure Models, and Strategies. 1969.

Cita MLA

Feldman, Martín, y Eli Seifman. The Social Studies; Structure Models, and Strategies. 1969.