Não informado. (1978). New Directions for Evaluation. Jossey-Bass.
Chicagoスタイル(17版)引用形式Não informado. New Directions for Evaluation. San Francisco, Calif: Jossey-Bass, 1978.
MLA(8版)引用形式Não informado. New Directions for Evaluation. Jossey-Bass, 1978.
警告: この引用は必ずしも正確ではありません.