The study of plant communities

Revision	When	Who	Comment

6	March 2, 2020	MARC Bot	remove fake subjects
5	December 13, 2019	MARC Bot	import existing book
4	October 14, 2011	ImportBot	import new book
3	April 28, 2010	Open Library Bot	Linked existing covers to the work.
2	February 1, 2010	WorkBot	add more information to works
1	October 21, 2009	WorkBot	add works page