Change in education : insights from performance contracting /

• Main Author: Carpenter-Huffman, P. (συγγραφέας.)
• Other Authors: Hall, George R., 1930- (συγγραφέας.), Sumner, Gerald C. (συγγραφέας.)
• Format: Book
• Language: English
• Published: Cambridge, Mass. : Ballinger, 1974.
• Series: A Rand educational policy study
• Subjects: Μαθητική επίδοση