Lawrence Hall of Science, GEMS (Project), & Barber, J. (1997). GEMS leader's handbook. Great Explorations in Math and Science (GEMS), Lawrence Hall of Science, University of California.
Chicago Style (17th ed.) CitationLawrence Hall of Science, GEMS (Project), and Jacqueline Barber. GEMS Leader's Handbook. Berkeley, CA: Great Explorations in Math and Science (GEMS), Lawrence Hall of Science, University of California, 1997.
MLA (9th ed.) CitationLawrence Hall of Science, et al. GEMS Leader's Handbook. Great Explorations in Math and Science (GEMS), Lawrence Hall of Science, University of California, 1997.
Warning: These citations may not always be 100% accurate.