"...30,000 entries cover all genres and periods of popular music from 1900 to the present day, including jazz, country, folk, rap, reggae, techno, musicals, and world music."
"...provides an overview of media, industry, and technology and its relationship to popular music. In 500 entries by 130 contributors from around the world, the volume explores the topic in two parts: Part I: Social and Cultural Dimensions, covers the social phenomena of relevance to the practice of popular music..."
"...the most comprehensive, up-to-date guide to the music industry and includes: greater coverage of digital technology and new marketing and distribution channels; new business models including the independent musician, the evolving role of producers, and satellite and internet radio; expanded coverage or the international scene; and additional and updated information on careers, especially in context of a changing business environment."
Continuum Encyclopedia of Popular Music of the World Part 1 Media, Industry, Society by 
Music Business Handbook and Career Guide by 
