APA (7th ed.) Citation

Scott Grabinger, Joanna C. Dunlap, & Judith A. Duffield. (1997). Rich environments for active learning in action: Problem-based learning. Association for Learning Technology.

Chicago Style (17th ed.) Citation

Scott Grabinger, Joanna C. Dunlap, and Judith A. Duffield. Rich Environments for Active Learning in Action: Problem-based Learning. Association for Learning Technology, 1997.

MLA (9th ed.) Citation

Scott Grabinger, et al. Rich Environments for Active Learning in Action: Problem-based Learning. Association for Learning Technology, 1997.

Warning: These citations may not always be 100% accurate.