00895nam a2200253Ia 450000100060000000300050000600500170001100800410002801000200006902000150008904300120010405000190011608200250013510000290016024500620018926000770025130000240032835000090035250400250036165000590038665000660044565000620051171000680057316598BIBL20180810021826.0730807s1973    vau      b    00010 eng    a 73080782 //r85  a0882100467  an-us---0 aLB2842.2b.W45  a331.89/041/37110097310aWeldy, Gilbert R.2Local10aAdministering a negotiated contractcby Gilbert R. Weldy.0 aReston, Va.bNational Association of Secondary School Principalsc[1973]  aviii, 47 p.c20 cm.  a2.00  aBibliography: p. 47. 0aCollective bargainingxTeacherszUnited States.2Local 0aCollective labor agreementsxEducationzUnited States.2Local 0aSchool management and organizationzUnited States.2Local20aNational Association of Secondary School Principals U.S.2Local