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Allen Roskopf
A. R.
·
Allen R.
title
ISBN-13
(ISBN-10)
year of publica-
tion
other author(s)
AGS Earth Science
978-0-7854-0995-3
(0-7854-0995-5)
2001
Robert Marshall
AGS Earth Science, Teacher's Edition
978-0-7854-2268-6
(0-7854-2268-4)
2001
"
Allen Ross