. (1997). . University Textbooks; Research and Writting, 2(2), 1-32.
. "", University Textbooks; Research and Writting, 2, 2, 1997, 1-32.
. (1997). '', University Textbooks; Research and Writting, 2(2), pp. 1-32.
, "," University Textbooks; Research and Writting, 2 2 (1997): 1-32,
. . University Textbooks; Research and Writting. 1997;2(2):1-32 (In Persian).
