Bernard, H. W. (1970). Mental health in the classroom. McGraw-Hill.
Cita Chicago Style (17a ed.)Bernard, Harold W. Mental Health in the Classroom. New York: McGraw-Hill, 1970.
Cita MLA (9a ed.)Bernard, Harold W. Mental Health in the Classroom. McGraw-Hill, 1970.
Precaución: Estas citas no son 100% exactas.