APA (7e ed.) Bronvermelding

Great Explorations in Math and Science (GEMS) & Barber, J. (1996). Learning about learning: GEMS teacher's guide grades 6-8. Lawrence Hall of Science, University of California at Berkeley.

Chicago (17e ed.) Bronvermelding

Great Explorations in Math and Science (GEMS) en Jacqueline Barber. Learning About Learning: GEMS Teacher's Guide Grades 6-8. Berkeley, CA: Lawrence Hall of Science, University of California at Berkeley, 1996.

MLA (9e ed.) Bronvermelding

Great Explorations in Math and Science (GEMS) en Jacqueline Barber. Learning About Learning: GEMS Teacher's Guide Grades 6-8. Lawrence Hall of Science, University of California at Berkeley, 1996.