00968nam a2200265Ia 4500001000700000003000500007005001700012008004100029010001500070020001500085049000900100050001500109082000800124092001500132100003300147245010700180260004600287300002700333504002900360650004800389650004100437650005100478999001900529952015400548151335BIBL20160527195745.0730306s1973    nyua     b    00110 eng    a 73004215   a0134356446  aCACG0 aQ181b.B99  a500  a500bB995h10aByrd, Eldon A.2Local96748810aHow things work: practical guide for teaching scientific and technical principlesc[by] Eldon A. Byrd.0 aWest Nyack, N.Y.bParker Pub. Co.c[1973]  a231 p.billus.c24 cm.  aIncludes bibliographies. 0aSciencexStudy and teaching.2Local9166868 0aSciencexMethodology.2Local9166868 0aTechnologyxStudy and teaching.2Local9177431  c124834d124834  0010406500_000000000000000_B995H708abl9281223a1b1c17d2016-05-27i226657l0o500 B995hpmq226657r2016-05-27 00:00:00xr:151335 x z:NCC:Dy6