Cita APA

Gage, N. L. (1998). Educational psychology. Boston: Houghton Mifflin.

Chicago Style Citation

Gage, N. L. Educational Psychology. Boston: Houghton Mifflin, 1998.

Cita MLA

Gage, N. L. Educational Psychology. Boston: Houghton Mifflin, 1998.

Atenció: Aquestes cites poden no estar 100% correctes.