I-IV -- PREFACE -- TABLE OF CONTENTS -- 1 LINGUISTICS: THEORY AND INTERPRETATION -- 2 PURE MODELS: PHRASE-STRUCTURE GRAMMARS -- 3 MIXED MODELS I: THE TRANSFORMATIONAL GRAMMAR IN ASPECTS -- 4 MIXED MODELS II: OTHER TRANSFORMATIONAL GRAMMARS -- 5 THE GENERATIVE POWER OF TRANSFORMATIONAL GRAMMARS -- 6 STATISTICAL INFERENCE IN LINGUISTICS -- HISTORICAL AND BIBLIOGRAPHICAL REMARKS -- BIBLIOGRAPHY -- AUTHOR INDEX -- SUBJECT INDEX