The human world a changing place /
Harshman, Robert
The human world a changing place / Robert Harshman and Christine Hannell - Canada : Toronto Wiley ; 1985.
Human beings -- Influence on nature. Human ecology. Physical geography.
304.2 / HAH 1985
The human world a changing place / Robert Harshman and Christine Hannell - Canada : Toronto Wiley ; 1985.
Human beings -- Influence on nature. Human ecology. Physical geography.
304.2 / HAH 1985