Swedish In Three Months: Hugo Language Course

Hugo Language Course: Russian In Three Months

Dutch in Three Months: Simplified Language Course (Hugo) - Paperback - VERY GOOD

Russian in Three Months by Hugo's Language Books

Hugo Language Course: Italian In Three Months - Paperback - GOOD

French In Three Months (Hugo Language Course) (English and French Edition)

Czech in Three Months: Simplified Language Course (Hugo Series)