000			00430nam a2200157Ia 4500
008			240930s9999||||xx |||||||||||||| ||und||
020			_a085633068X
082			_a371.2 _bLYO
100			_aLyons,Geoffrey
245		0	_aHeads' Tasks a Handbook of secondary school administration
250			_a2nd Ed.;
260			_aUniversityofBristol _bNFER, _c1976
300			_a254p.; _c24cm
650			_aSchool administration
942			_cLM
999			_c131990 _d131990