Books listed by ISBN
Barbara Max Hubbard
Ocean Tree Books
title
ISBN-13
(ISBN-10)
year of publica-
tion
Happy Birth Day Planet Earth: The Instant of Co-Operation
978-0-943734-08-8
(0-943734-08-8)
1986
B. Hubbard
·
Barbara Max
·
M. Hubbard
Barbara Mayer