Books listed by ISBN
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The New York Botanical Garden Press
> George R. Proctor
George R. Proctor
title
ISBN-13
(ISBN-10)
year of publication
Ferns of Puerto Rico and the Virgin Islands
978-O-89327-341-5
(O-89327-341-4)
1989
G. P.
·
George P
·
George Proctor
·
George R.
·
R. P.
·
R. Proctor
George R. R.