%0 Journal Article
%A رنجدوست, شهرام
%T Studying the Utilization of Constructivism Theory and Problem Solving Method in the Development of Guidance School Science Text Books
%J Research in Curriculum Planning
%V 8
%N 30
%P 11-27
%D 2011
%R 
%U https://sanad.iau.ir/fa/Article/898046