(2002). . University Textbooks; Research and Writting, 7(8), 1-138.
. "", University Textbooks; Research and Writting, 7, 8, 2002, 1-138.
(2002). '', University Textbooks; Research and Writting, 7(8), pp. 1-138.
, "," University Textbooks; Research and Writting, 7 8 (2002): 1-138,
. University Textbooks; Research and Writting, 2002; 7(8): 1-138.
