TY - BOOK AU - Barnes,Norman AU - Amyx,Raleigh DeGeer AU - Wettstone,Eugene ED - United States Gymnastics Safety Association. TI - Gymnastics safety manual: the official manual of the United States Gymnastics Safety Association SN - 0271002425 U1 - 796.4/1/0289 PY - 1979/// CY - University Park PB - Pennsylvania State University Press KW - Gymnastics KW - Local KW - Safety measures KW - United States KW - Safety aspects N1 - Bibliography: p. 142-144 ER -