by 
 Du Plooy, G. M
Format: 
Books
Publication Date 
 1997
Excerpt: 
Communication research Du Plooy, G. M
by 
 Du Plooy, G.M.
Format: 
Books
Publication Date 
 1989
Excerpt: 
Understanding television Du Plooy, G.M.
by 
 Plooy, G. M. du.
Format: 
Books
Publication Date 
 2002
Excerpt: 
Communications research : techniques, methods and applications / Plooy, G. M. du.
by 
 Du Plooy, G. M.
Format: 
Books
Publication Date 
 1995
Excerpt: 
Introduction to communication, course book 2, Communication research / Du Plooy, G. M.
