Preface, by ANDRÉ MARTINET -- Acknowledgments -- Transcription Note -- 1. THE PROBLEM OF APPROACH -- 1.1 Contact and Interference -- 1.2 Difference Between Languages -- 1.3 Psychological and Socio-Cultural Setting of Language Contact -- 1.4 Language Contact and Culture Contact -- 2. MECHANISMS AND STRUCTURAL CAUSES OF INTERFERENCE -- 2.1 Theoretical Preliminaries -- 2.2 Phonic Interference -- 2.3 Grammatical Interference -- 2.4 Lexical Interference -- 2.5 Total Amount of Interference -- 3. THE BILINGUAL INDIVIDUAL -- 3.1 Psychological Theories of Bilingualism -- 3.2 Characteristics of the Bilingual Speaker -- 3.3 Relative Status of Languages -- 4. THE SOCIO-CULTURAL SETTING OF LANGUAGE CONTACT -- 4.1 The Role of the Socio-Cultural Setting -- 4.2 Language Functions in Bilingual Communities -- 4.3 Congruence of Linguistic and Socio-Cultural Divisions -- 4.4 The Standardized Language as a Symbol -- 4.5 Duration of Contact -- 4.6 Crystallization of New Languages -- 4.7 Language Shifts -- 5. RESEARCH METHODS AND OPPORTUNITIES -- 5.1 Need for a Broad Approach -- 5.2 Multiple Contacts as a Favorable Field of Study -- APPENDIX: EFFECTS OF BILINGUALISM ON THE INDIVIDUAL -- 1. Intelligence -- 2. Group Identification -- 3. Character Formation -- 4. Educational Problems -- Bibliography -- Index to the Bibliography.