APA استشهاد

Gortner, H. (1977). Administration in the public sector. John Wiley.

استشهاد بنمط شيكاغو

Gortner, Harnold. Administration in the Public Sector. New York: John Wiley, 1977.

MLA استشهاد

Gortner, Harnold. Administration in the Public Sector. John Wiley, 1977.