The ecology of natural resources /
Simmons, I. G.
The ecology of natural resources / - London : Arnold, 1974. - viii, 424 p. : ill., maps ;
Includes index.
071315733X : 0713157348
Human ecology.
Natural resources.
MED QH541.2 / S5
The ecology of natural resources / - London : Arnold, 1974. - viii, 424 p. : ill., maps ;
Includes index.
071315733X : 0713157348
Human ecology.
Natural resources.
MED QH541.2 / S5