Gaya APA
Ehrlich, Paul R.. (1971).
The Population Bomb .
New York:
A Sierra Club/Ballantine Book.
Gaya Chicago
Ehrlich, Paul R..
The Population Bomb.
New York:
A Sierra Club/Ballantine Book,
1971.
Text.
Gaya MLA
Ehrlich, Paul R..
The Population Bomb.
New York:
A Sierra Club/Ballantine Book,
1971.
Text.
Gaya Turabian
Ehrlich, Paul R..
The Population Bomb.
New York:
A Sierra Club/Ballantine Book,
1971.
Print.