The finder method is defined in the home interface and since the client uses the home interface finder method (or other home interface methods) to get an EJBObject or collection, it becomes a part of client view.
Look, for instance, at the page 293, question 9. It says "spec:116". If it is the page, how come should a finder concept be in the "The Client View" chapter?
Look at the page 116 of the specification. Section "9.6.2 - finder methods" is described on this page. First lines in this section:
An entity bean�s local home interface defines one or more finder methods, one for each way to find an entity object or collection of entity objects within the home. The name of each finder method ...
See your answer lies there!!!