00243nam a2200109Ia 4500082002200000100002300022245002200045260003300067300002300100500000500123700000500128  a518.5425LbJ82.MO  aJargensen, Carolyn  aMastering 1-2-3b  aDelhibBPB Publicationc1986  axxiii, 466p. Index  a  a