Google Adwords手册: 世界上最直接、最有效的点击付费项目的权威指南

Install the Google Play Books app for Android and iPad/iPhone. It syncs automatically with your account and allows you to read online or offline wherever you are.

You can listen to audiobooks purchased on Google Play using your computer's web browser.

To read on e-ink devices like Kobo eReaders, you'll need to download a file and transfer it to your device. Follow the detailed Help Center instructions to transfer the files to supported eReaders.