%0 Journal Article
%A Chamzadeh Ghanavati, Mana, Aghaei, Asghar, Golparvar, Mohsen
%T The Effect of Positive – Thinking Skills on the Pessimistic documentary Style in Primary School Boys
%J Research in Curriculum Planning
%V 12
%N 47
%P 43-50
%D 2016
%R 
%U https://sanad.iau.ir/fa/Article/898476