There has been data ("American Basketball Association Referees: Earl Strom, Norm Drucker, Ed T. Rush, John Vanak, Joe Gushue, Jack Madden, Jess Kersey") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Sun Jan 26 10:18:34 2020, so the data displayed here has been removed .