APA Style
Welfens, Paul J. J.. ().
Whittaker's world of facts .
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Chicago Style
Welfens, Paul J. J..
Whittaker's world of facts.
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,
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.
MLA Style
Welfens, Paul J. J..
Whittaker's world of facts.
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,
.
.
Turabian Style
Welfens, Paul J. J..
Whittaker's world of facts.
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,
.
.