O.M., B., A., C., K., R.(1990).State n local government / Ann O.M. Bowman, Richard C. Kearney (Cet.1).:Houghton Mifflin Company.
Gaya MLA
Bowman, Ann, O.M.., Kearney, Richard, C.."State n local government / Ann O.M. Bowman, Richard C. Kearney".Cet.1:Houghton Mifflin Company,1990.Textbook.