TY  - BOOK
AU  - Otis,Charles Herbert
AU  - Burns,George Plumer
TI  - Michigan Trees: A Handbook of the Native and Most Important Introduced Species
PY  - 2012///
PB  - Project Gutenberg
N1  - Public domain in the USA; Electronic text
UR  - http://www.gutenberg.org/ebooks/41394
ER  -