Author

Helena Curtis

12 books found

Cover of Curtis

Curtis

Helena Curtis, Alicia Massarini · First published 2008

Cover of Biología

Biología

Helena Curtis, N. Sue Barnes · First published 1984 · Latest edition 2001

Cover of Helm's Pig Dissections

Helm's Pig Dissections

Helena Curtis · First published 1995

Cover of Invitation to Biology Parts 1 & 2

Invitation to Biology Parts 1 & 2

Helena Curtis · First published 1994

Cover of Biology Part 1 & Part 2 Paper

Biology Part 1 & Part 2 Paper

Helena Curtis · First published 1989 · Latest edition 1992

Cover of Biology

Biology

Helena Curtis · First published 1968 · Latest edition 1989

Cover of Biology 5e Parts 1&2&3 Paperbacks

Biology 5e Parts 1&2&3 Paperbacks

Helena Curtis · First published 1989

Cover of Invitation to biology

Invitation to biology

Helena Curtis · First published 1972

Cover of Biology

Biology

Et Al Evert, Helena Curtis · First published 1968

Cover of The marvellous animals

The marvellous animals

Helena Curtis · First published 1968

Cover of The marvelous animals

The marvelous animals

Helena Curtis · First published 1968

Cover of The viruses

The viruses

Helena Curtis · First published 1965 · Latest edition 1966