http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Examines partnerships between two different species of animals that provide one or both of the partners with food, protection, transportation, or a way to keep clean.
by Margery Facklam ; illustrations by Pamela Johnson.
0316259837 (Little, Brown : lib. bdg.) :