Heady, F., & Wallage S Sayre. (1966). Public administration: A comparative perspective. Prentice-Hall.
استشهاد بنمط شيكاغوHeady, Ferrel, و Wallage S Sayre. Public Administration: A Comparative Perspective. Englewood Cliffs, N.J.: Prentice-Hall, 1966.
MLA استشهادHeady, Ferrel, و Wallage S Sayre. Public Administration: A Comparative Perspective. Prentice-Hall, 1966.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.