Duffy, D. N. (2020). Evaluation and Governing in the 21st Century. 1st ed. 2017. Palgrave Macmillan UK.
استشهاد بنمط شيكاغوDuffy, Deirdre Niamh. Evaluation and Governing in the 21st Century. 1st Ed. 2017. Palgrave Macmillan UK, 2020.
MLA استشهادDuffy, Deirdre Niamh. Evaluation and Governing in the 21st Century. 1st Ed. 2017. Palgrave Macmillan UK, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.