1. Price theory
Author: [by]& W. J. L. Ryan
Library: State Department Library (Tehran)
Subject: Microeconomics
2. Price theory
Author: / [by] W. J. L. Ryan
Library: Central Library and Document Center of Shahid Chamran University (Khuzestan)
Subject: Microeconomics
Classification :
HB171
.
5
.
R9
1977
3. The IEA classroom environment study /
Author: edited by L.W. Anderson, D.W. Ryan, and B.J. Shapiro
Library: Center and Library of Islamic Studies in European Languages (Qom)
Subject: Classroom environment, Cross-cultural studies,Interaction analysis in education
Classification :
LB3013
.
I3
1989
