The Wild Swans – Дикі лебіді (English – Ukrainian): Bilingual children's book based on a fairy tale by Hans Christian Andersen, with online audio and video

Serbian: An Essential Grammar

Visual Phrase Book Ukrainian

Sleep Tight, Little Wolf – Солодких снів, маленький вовчикy (English – Ukrainian): Bilingual children's book, with online audio and video

Sleep Tight, Little Wolf – Lala salama, mbwa mwitu mdogo (English – Swahili): Bilingual children's book, age 2 and up, with online audio and video

My Most Beautiful Dream – Ndoto yangu nzuri sana kuliko zote (English – Swahili): Bilingual children's picture book

Can Do Bulgarian Textbook: The comprehensive and practical language study method

Complete Serbian Beginner to Intermediate Book and Audio Course: Learn to read, write, speak and understand a new language with Teach Yourself

Silesian English Lexicon

Sleep Tight, Little Wolf – Мирно спиј, мало волче (English – Macedonian): Bilingual children's book, age 2 and up

Sleep Tight, Little Wolf – Sladko spinkaj, malý vĺčik (English – Slovak): Bilingual children's book, age 2 and up

Colloquial Serbian: The Complete Course for Beginners

Lithuanian: A Comprehensive Grammar

The Ultimate Ukrainian Phrase Book: 1001 Ukrainian Phrases for Beginners and Beyond!

My Most Beautiful Dream – Мій найпрекрасніший сон (English – Ukrainian): Bilingual children's picture book, with online audio and video