APA aipamena

Ellis, J. L., & Blank, S. S. (1985). Creative problem solving in every classroom. Department of Educational Psychology and Special Education.

Chicago Style aipamena

Ellis, Julie L., and Stanley S. Blank. Creative Problem Solving in Every Classroom. British Columbia, CAN: Department of Educational Psychology and Special Education, 1985.

MLA aipamena

Ellis, Julie L., and Stanley S. Blank. Creative Problem Solving in Every Classroom. Department of Educational Psychology and Special Education, 1985.