SKT_SIGMA_KAPPA_TRIANGLE_VOL_33_NO_1_MAR_1939
SKT_SIGMA_KAPPA_TRIANGLE_VOL_33_NO_2_JUN_1939
SKT_SIGMA_KAPPA_TRIANGLE_VOL_33_NO_3_OCT_1939
SKT_SIGMA_KAPPA_TRIANGLE_VOL_33_NO_4_DEC_1939