1. <The> challenge of man's future: an inquiry concerning the condition of man during the years that lie ahead

Author:

Library: Central Library and Information Center of Shahed University (Tehran)

Subject: Human geography

Classification :
GF
،
31
،.
B68
،
1954

2. The challenge of man's future: an inquiry concerning the condition of man during the years that lie ahead

Author:

Library: State Department Library (Tehran)

Subject: Human geography