Kindred, L. W. (1981). The Middle school curriculum: A practitioner's handbook. Allyn and Bacon.
Cita Chicago Style (17a ed.)Kindred, Leslie W. The Middle School Curriculum: A Practitioner's Handbook. Boston: Allyn and Bacon, 1981.
Cita MLA (9a ed.)Kindred, Leslie W. The Middle School Curriculum: A Practitioner's Handbook. Allyn and Bacon, 1981.
Precaución: Estas citas no son 100% exactas.