Bieger, G. R., & Gerlach, G. J. (1996). Educational research: A practical approach. [s.l.]: Delmar.
Chicago Style CitationBieger, George R., and Gail J. Gerlach. Educational Research: A Practical Approach. [s.l.]: Delmar, 1996.
MLA CitationBieger, George R., and Gail J. Gerlach. Educational Research: A Practical Approach. [s.l.]: Delmar, 1996.
Warning: These citations may not always be 100% accurate.