Wiggins, S. P. (1958). Successful high school teaching. Houghton Mifflin.
Cita Chicago Style (17a ed.)Wiggins, Samuel Paul. Successful High School Teaching. Boston: Houghton Mifflin, 1958.
Cita MLA (9a ed.)Wiggins, Samuel Paul. Successful High School Teaching. Houghton Mifflin, 1958.
Precaución: Estas citas no son 100% exactas.