APA (7th ed.) Citation

Enger, S. K., & Yager, R. E. (2009). Assessing Student Understanding in Science: A Standards-Based K-12 Handbook. SAGE Publications.

Chicago Style (17th ed.) Citation

Enger, Sandra K., and Robert E. Yager. Assessing Student Understanding in Science: A Standards-Based K-12 Handbook. Thousand Oaks: SAGE Publications, 2009.

MLA (9th ed.) Citation

Enger, Sandra K., and Robert E. Yager. Assessing Student Understanding in Science: A Standards-Based K-12 Handbook. SAGE Publications, 2009.