I-IV -- Acknowledgements -- Contents -- List of maps. List of figures -- List of tables -- List of abbreviations -- Chapter One - Establishing the context of the study -- Chapter Two - The Spanish-speaking groups -- Chapter Three - The Arabic-speaking groups -- Chapter Four - The Chinese-speaking groups (Cantonese and Mandarin) -- Chapter Five - Multiple dimensions of language maintenance -- Notes -- References -- Index of names -- Index of subjects -- 361-362