The primary purpose of this book (in its two parts) is to stand by itself as one of the best sources of linguistic sources and references, namely articles in the field. The book comprises twenty-six (26) chapters of which authors names were alphabetically listed. Recent findings have challenged the notion that certain articles and/ or authors cannot be neglected or ignored from the work of any researcher, especially he who tests well-known hypothesis/theory and this book introduces great authors, famous scientists, professional researchers and remarkable works for all involved parties along with readers to benefit from.