Blum, Milton L.
Data gathering experimental methods plus Milton L Blum - New York: Harper and Row, 1986. - x,324p.
PB
Includes bibliography and index
eng
0060407778
Social surveys
300.72 / BLD
Data gathering experimental methods plus Milton L Blum - New York: Harper and Row, 1986. - x,324p.
PB
Includes bibliography and index
eng
0060407778
Social surveys
300.72 / BLD