bibliographic entry 4236453 [be/4236453]
https://w3id.org/oc/corpus/be/4236453

is a

• bibliographic reference

content

• Jefferson, TA, Webber, MA, Pitman, RL. 2008, Marine mammals of the world: a comprehensive guide to their identification, Academic Press, Oxford

references

• https://w3id.org/oc/corpus/br/4059011