@book{338527, author = {SAS Institute.}, title = {SAS 9.2 macro language}, publisher = {SAS Institute,}, year = {2009.}, series = {SAS documentation}, address = {Cary, N.C. :}, note = {"SAS documentation."}, url = {http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=286891} }