00586ntaaa2200181 45000030003000000050017000030080021000200400037000410820017000781000030000952450029001252500010001542600055001643000010002195000126002296500025003556500024003800120251027202653.00714s1973 ag 01  aAR-BaBNbspacAR-BaBNeaacrdRIC a425.0000 F91 aFries, Charles Carpenter  aAmerican English Grammar a1 ed. aNew York : bAppleton-Century-Crofts Inc., cc1940 a313 p aThe grammatical structure of present-day American English with especial reference to social differences or class dialects ainglés-gramática agramática inglesa