APA (7th ed.) Citation

Echols, J. C. (1993). Tree homes: Teacher's guide. Great Explorations in Math and Science (GEMS).

Chicago Style (17th ed.) Citation

Echols, Jean C. Tree Homes: Teacher's Guide. Berkeley, CA: Great Explorations in Math and Science (GEMS), 1993.

MLA (9th ed.) Citation

Echols, Jean C. Tree Homes: Teacher's Guide. Great Explorations in Math and Science (GEMS), 1993.