Quote from the book "Уравнение Бога. В поисках теории всего"

In this version of the book, you can easily switch from the electronic to the audio version (or vice versa) and continue reading or listening to the work from where you left off earlier.

In this version of the book, you can easily switch from the electronic to the audio version (or vice versa) and continue reading or listening to the work from where you left off earlier.