Earl Campbell. (1999). The Earl Campbell story: A football great's battle with panic disorder. Ontario, Canada: ECW Press.
Chicago Stili AlıntıEarl Campbell. The Earl Campbell Story: A Football Great's Battle With Panic Disorder. Ontario, Canada: ECW Press, 1999.
MLA AlıntıEarl Campbell. The Earl Campbell Story: A Football Great's Battle With Panic Disorder. Ontario, Canada: ECW Press, 1999.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..