Learn Kotlin Programming: A comprehensive guide to OOP, functions, concurrency, and coroutines in Kotlin 1.3, 2nd Edition by Stephen Samuel English | 2019 | ASIN: B07SCHF873 | 497 Pages | PDF,EPUB,MOBI (True) | 7 MB
Kotlin for Android Developers: Learn Kotlin the easy way while developing an Android App by Antonio Leiva English | 2019 | ISBN: 1530075610 | 226 Pages | PDF EPUB MOBI | 5 MB