books.google.com - In its 114th year, Billboard remains the world's premier weekly music publication and a diverse digital, events, brand, content and data licensing platform. Billboard publishes the most trusted charts and offers unrivaled reporting about the latest music, video, gaming, media, digital and mobile entertainment...https://books.google.com/books/about/Billboard.html?hl=pl&id=UAgEAAAAMBAJ&utm_source=gb-gplus-shareBillboard
