Não informado. (2004). Teaching thinking & problem solving. Research for Better Schools.
Cita Chicago Style (17a ed.)Não informado. Teaching Thinking & Problem Solving. Philadelphia, Pa: Research for Better Schools, 2004.
Cita MLA (8a ed.)Não informado. Teaching Thinking & Problem Solving. Research for Better Schools, 2004.
Precaución: Estas citas no son 100% exactas.