1968 Establishments :  Motionn Picture Association of America film rating system ; Canadian Radio-television and Telecommunications Commission ; Essonne, Knott's Berry Farm, Milan, Michigan ; Taylon, Michigan ; Northern Premier League ; Dogpatch USA ; Six Flags Astroworld 
 Mil novecientos sesenta y ocho Establishments 

 - 136 páginas :  ilustraciones 
 - Reference series .
<br/><br/><label>ISBN: </label>9781157310075 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Empresas--Canadá<br/>Asociaciones--Canadá
<br/><br/><label>LC Class. No.: </label>HD2809  / M55