21. The Cambridge economic history of the United States.
Author:
Library: Central Library and Documents Center of Mazandaran University (Mazandaran)
Subject: Colonies ; America ; Economic conditions. ;
22. United States patent system;legal and economic conflicts in American patent history
Author: Floyd lamar Vaughan
Library: Library of Faculty of Management of Tehran University (Tehran)
Subject: Patent laws and legislation-U.S
23. United States economic history
Author: by Daniel E. Diamond and John D. Guilfoil
Library: Library of the Faculty of Economics University of Tehran (Tehran)
Subject: United states-Economic condition-Addresses, essays, lectures
Classification :
HC
103
.
D456
24. United states economic history
Author: / Daniel E. Diamond
Library: Insurance Research Institute Library (Tehran)
Subject: U.S.A - Economic conditions,m
Classification :
HC103
.
D5U8
1973
25. united states economic history : selected Readings
Author: Scheiber, Harry N.
Library: Library of Mofid University (Qom)
Subject:
Classification :
HC
103
.
S3
U5
1964
