APA استشهاد

Gortner,Harold F. (1977). Administration in the public sector. John Wiley & Sons.

استشهاد بنمط شيكاغو

Gortner,Harold F. Administration in the Public Sector. New York: John Wiley & Sons, 1977.

MLA استشهاد

Gortner,Harold F. Administration in the Public Sector. John Wiley & Sons, 1977.