Keesee, E. (1963). Modern foreign languages in the elementary school: Teaching techniques (3rd repr.). U.S. Department of Health, Education and Welfare.
Cita Chicago Style (17a ed.)Keesee, Elizabeth. Modern Foreign Languages in the Elementary School: Teaching Techniques. 3rd repr. Washington D.C.: U.S. Department of Health, Education and Welfare, 1963.
Cita MLA (9a ed.)Keesee, Elizabeth. Modern Foreign Languages in the Elementary School: Teaching Techniques. 3rd repr. U.S. Department of Health, Education and Welfare, 1963.
Precaución: Estas citas no son 100% exactas.