On the creation of a just world order / edited by Saul H. Mendlovitz.- New York : The Free Press, 1975.- xviii, 302 p ; 25 cm.- Preferred worlds for the 1990's

The urban process : cities in industrial societies / Leonard Reissman.- New York : The Free Press, 1970.- x, 255 p. ; 21 cm

Urban political analysis : a systems approach / edited by David R. Morgan and Samuel A. Kirkpatrick.- New York : The free press, 1972.- IX, 406 p. ; 24 cm.