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2000 sure-fire jokes for speakers and writers the encyclopedia of one-liner comedy von Orben, Robert

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2100 laughs for all occasions von Orben, Robert

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2000 new laughs for speakers the adlibber's handbook von Orben, Robert

The joke-teller's handbook or 1,999 belly laughs von Orben, Robert

2,500 jokes to start 'em laughing von Orben, Robert