Gaya APA
Holdren, John P.. (1973).
Man as a global ecological force/ John P. Holdren .
California : California Instit:
.
Gaya Chicago
Holdren, John P..
Man as a global ecological force/ John P. Holdren.
California : California Instit:
,
1973.
.
Gaya MLA
Holdren, John P..
Man as a global ecological force/ John P. Holdren.
California : California Instit:
,
1973.
.
Gaya Turabian
Holdren, John P..
Man as a global ecological force/ John P. Holdren.
California : California Instit:
,
1973.
.