How to acess Bean variables in JSP pages

<% My_Bean bAttributes = (My_Bean)
Helper.getManagedBean("pc_Customer_Delivery_Agreement_List_Bean");

if (bAttributes != null)
System.out .println("* JSP Page : managed Bean******-- " + bAttributes);
else
System.out .println("* JSP Page managed Bean NULLLLLLLLLLL******-- "); %>

c:set var="beanAttributes" value="<%= bAttributes %>" Close it as well