# Biology AS (BY1 & BY2) : student guide

> edition; published in 2008

**Wikidata**: [Q76471677](https://www.wikidata.org/wiki/Q76471677)  
**Source**: https://4ort.xyz/entity/biology-as-by1-by2-student-guide


## References

1. National Library of Wales Catalogue
2. Open Library
3. Goodreads