Blue Tree Acoustics

year of pub­li­ca­ti­onISBNauthor(s)title
2008978-0-9560012-0-7Richard Watson · Owen DowneyThe Little Red Book of Acoustics: A Practical Guide
2011978-0-9560012-1-4J. TrinityIt Was Hard Work Being a Cow: Hilltop Farm Animal Children's Picture Book Series (Age 3-7)
2013978-0-9560012-2-1R. Watson · Owen DowneyThe Little Red Book of Acoustics: A Practical Guide