LEARNER. (1975). Learner centered reform. Jossey-Bass.
Cita Chicago (17th ed.)LEARNER. Learner Centered Reform. San Francisco: Jossey-Bass, 1975.
Cita MLA (9th ed.)LEARNER. Learner Centered Reform. Jossey-Bass, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.