20 books • 4 series
Book #1: The NORC General Social Survey
Book #3: General Social Surveys, 1972-1982
Book #7: General Social Surveys, Nineteen Seventy-Two to Nineteen Eighty-Six
Book #11: General Social Surveys, Nineteen Seventy-Two to Nineteen Ninety
Book #12: General Social Surveys, 1972-1991
Book #14: General Social Surveys, 1972-1994
Book #5: General Social Surveys, 1972-1984
Book #9275: General Social Surveys, Nineteen Seventy-Two to Nineteen Eighty-Nine