000			00407nam a2200145Ia 4500
008			190529s9999 xx 000 0 und d
020			_a521426782
082			_a338.91 _bMIT
100			_aMitchell, Bridger M.
245		0	_aTelecommunications pricing: theory and practice
260			_aCambridge _bCambridge University Press _c1991
300			_axv, 307 p.
650			_aEconomic development
942			_cS
999			_c116159 _d116158