T. A. ERTEK. ............ Dia, 1991
ERTEK, T. A. 1991. ........... , pp.506-511.
ERTEK, T. A., (1991). ............
ERTEK, Topçu. ..........., Dia, 1991
ERTEK, Topçu A. . "............" Dia, 1991.
ERTEK, T. A. 1991. "............" , Dia, pp.506-511.
@encyclopedia{encyclopedia, author={Topçu Ahmet ERTEK}, title={...........}, publisher={Dia}, pages={506-511} }