Dixon, Beverly R.
A handbook of social science research .-- New York : Oxford University Press , 1987
.--XIII, 225 p. 22 cm.
0198780230
CIENCIAS SOCIALES
Bouma, Gary D.
Atkinson, G.B.J.
A handbook of social science research .-- New York : Oxford University Press , 1987
.--XIII, 225 p. 22 cm.
0198780230
CIENCIAS SOCIALES
Bouma, Gary D.
Atkinson, G.B.J.