(2010). . , 6(2), 55-60. doi: 10.22067/ijab.v6i2.25212
. "". , 6, 2, 2010, 55-60. doi: 10.22067/ijab.v6i2.25212
(2010). '', , 6(2), pp. 55-60. doi: 10.22067/ijab.v6i2.25212
. , 2010; 6(2): 55-60. doi: 10.22067/ijab.v6i2.25212


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