Research designs /
Spector, Paul E.
Research designs / Paul E. Spector. - Beverly Hills, Calif. : Sage, 1981. - 80 p. ; 22 cm. - Sage University Papers Series. 23. .
Bibliiografia: p. 78-80.
0-8039-1709-0
H62 / S64
Research designs / Paul E. Spector. - Beverly Hills, Calif. : Sage, 1981. - 80 p. ; 22 cm. - Sage University Papers Series. 23. .
Bibliiografia: p. 78-80.
0-8039-1709-0
H62 / S64