Abstract

Get full access to this article
View all access options for this article.
References
1.
I.
COCHRAN, W. G.
, and
Cox, G. M.
Experimental Design . New York : John Wiley & Sons , I950 .
2.
2.
HEIDER, F.
"Attitudes and cognitive organization" , J. Psycho. , I946 , 21 , I07 -II2 .
3.
3.
HOROWITZ, M. W.
,
LYONS, J.
, and
PERLMUTTER, H.
"Induction of forces in discussion groups" , Hum. Rel. , I95I , IV , S7 -76 .
