000 00334nam a2200121 4500
008 0 1978 0a 000 0EU
020 _a0-582-51548-3
082 _a421.52 A667m
100 _aAlexander L.G.
245 _aMainline Beginners A / L.G. Alexander
260 _aEstados Unidos : Longman
300 _avi, 393p. /21.5 cm.
999 _c21063
_d21063