Quote from the book "Раскрутка суперфирмы. 101 проверенный метод от Довганя до Дурова"

Suitable for smartphones, Android tablets, e-readers (except Kindle) and many programs

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You can read the book directly in the browser

Accessible from nearly any device

Works on any computer

Works on any computer

Opens in Adobe Reader

Optimized and suitable for smartphones

Suitable for Kindle e-readers and Android apps

Suitable for iOS devices (iPhone, iPad, iMac) and most reading apps

Perfect for iPhone and iPad