Cita APA (7a ed.)

National Society for the Study of Education & Phillips, D. C. (2000). Constructivism in education: Opinions and second opinions on controversial issues. National Society for the Study of Education.

Cita Chicago Style (17a ed.)

National Society for the Study of Education y D. C. Phillips. Constructivism in Education: Opinions and Second Opinions on Controversial Issues. Chicago: National Society for the Study of Education, 2000.

Cita MLA (9a ed.)

National Society for the Study of Education y D. C. Phillips. Constructivism in Education: Opinions and Second Opinions on Controversial Issues. National Society for the Study of Education, 2000.