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Judith A. Penna

13 books

missing page info paperback

nonfiction education mathematics informative medium-paced

250 pages paperback

nonfiction education mathematics medium-paced

missing page info hardcover

nonfiction education mathematics challenging informative medium-paced

missing page info paperback

nonfiction mathematics informative medium-paced

816 pages hardcover 1989

nonfiction mathematics informative medium-paced

missing page info 1989

informative medium-paced

330 pages paperback

nonfiction mathematics medium-paced

missing page info 1989

nonfiction mathematics informative medium-paced

144 pages paperback

nonfiction education mathematics medium-paced

1072 pages 2001

informative medium-paced