APA Style
Kienle, Eberhard. ().
State of the world 2004: a worldwatch institute report on progress towards a sustainable society .
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Chicago Style
Kienle, Eberhard.
State of the world 2004: a worldwatch institute report on progress towards a sustainable society.
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,
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.
MLA Style
Kienle, Eberhard.
State of the world 2004: a worldwatch institute report on progress towards a sustainable society.
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,
.
.
Turabian Style
Kienle, Eberhard.
State of the world 2004: a worldwatch institute report on progress towards a sustainable society.
:
,
.
.