Special Education International PerspectivesAnthony F. Rotatori, Jeffrey P. Bakken, Festus E. Obiakor, Sandra Burkhardt, Umesh Sharma · First published 2014Open the Tome
Making nature, shaping cultureLawrence Busch, William B. Lacy, Jeffrey Burkhardt, Douglas Hemken, Jubel Moraga-Rojel, Timothy Koponen, Jose de Souza Silva · First published 1995Open the Tome
