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*24500$aBiology teachers' handbook$cJoseph J. Schwab, supervisor
*260  $aNew York$bWiley$cc1963
*300  $axvii, 585 s.$bill.
*4901 $aBiological sciences curriculum study
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*7001 $aSchwab, Joseph J.$0(NO-TrBIB)90150521$_59657400
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