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CHANGE IN CONTEMPORARY ENGLISH A GRAMMATICAL STUDY
GEOFFREY LEECH，MARIANNE HUNDT AND CHRISTIAN MAIR2009 年出版341 页ISBN：0521867223 -
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METHODS OF MEASURING ENVIRONMENTAL PARAMETERS
YURIY POSUDIN2014 年出版429 页ISBN：9781118686935 -
MECHANISMS OF ENVIRONMENTAL MUTAGENESIS CARCINOGENESIS
A.KAPPAS1990 年出版283 页ISBN：0306437252