College English and communication
Gregg and Community College Division1975 年出版0 页ISBN:
STATISTICS PRINCIPLES AND METHODS
RICHARD JOHNSON AND GOURI BHATTACHARYYA1985 年出版538 页ISBN:
LANGUAGE TESTING AND ASSESSMENT
CAROLINE CLAPHAM AND DAVID CORSON1997 年出版196 页ISBN:
LANGUAGE UNIVERSALS AND VARIATION
MENGISTU AMBERBER AND PETER COLLINS2002 年出版146 页ISBN:
MICROECONOMICS PRINCIPLES AND APPLICATIONS
ROBERT E.HALL MARC LIEBERMAN1998 年出版493 页ISBN: