Ostlund, K., & Mercier, S. (1996). Rising to the challenge of the National Science Education Standards: The processes of science inquiry. SK Associates.
Dyfyniad Arddull ChicagoOstlund, Karen, and Sheryl Mercier. Rising to the Challenge of the National Science Education Standards: The Processes of Science Inquiry. Fresno, CA: SK Associates, 1996.
Dyfyniad MLAOstlund, Karen, and Sheryl Mercier. Rising to the Challenge of the National Science Education Standards: The Processes of Science Inquiry. SK Associates, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.