Reed, A. J. S., & Bergemann, V. E. (2001). A guide to observation, participation, and reflection in the classroom (Fourth edition.). McGraw-Hill.

Reed, Arthea J. S., and Verna E. Bergemann. A Guide to Observation, Participation, and Reflection in the Classroom. Fourth edition. Boston: McGraw-Hill, 2001.

Reed, Arthea J. S., and Verna E. Bergemann. A Guide to Observation, Participation, and Reflection in the Classroom. Fourth edition. McGraw-Hill, 2001.