APA (7th ed.) Citation

Hoffer, W. W. (2009). Science as thinking: The constants and variables of inquiry teaching, grades 5-10. Heinemann.

Chicago Style (17th ed.) Citation

Hoffer, Wendy Ward. Science as Thinking: The Constants and Variables of Inquiry Teaching, Grades 5-10. Portsmouth, NH: Heinemann, 2009.

MLA (9th ed.) Citation

Hoffer, Wendy Ward. Science as Thinking: The Constants and Variables of Inquiry Teaching, Grades 5-10. Heinemann, 2009.