APA Style
Showers, Victor, Pearce, Evelyn. ().
World facts and figures .
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Chicago Style
Showers, Victor, Pearce, Evelyn.
World facts and figures.
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MLA Style
Showers, Victor, Pearce, Evelyn.
World facts and figures.
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,
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.
Turabian Style
Showers, Victor, Pearce, Evelyn.
World facts and figures.
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,
.
.