Cita APA (7a ed.)

Cohen, H., & Filipczak, J. (1971). A new learning environment. Jossey-Bass.

Cita Chicago Style (17a ed.)

Cohen, Harold, y James Filipczak. A New Learning Environment. San Franzisco [u.a.]: Jossey-Bass, 1971.

Cita MLA (9a ed.)

Cohen, Harold, y James Filipczak. A New Learning Environment. Jossey-Bass, 1971.