Soderman, Sten, author
Edward Elgar, 2013
Buku Teks
edited by Robert N. Singer, Milledge Murphey and L. Keith Tennat
Macmillan, 1993
Buku Referensi
Rumah Sakit Olahraga Nasional, 2015
Majalah, Jurnal, Buletin
Peter Craig, author
Learning matters Ltd., 2010
Buku Teks
Pargman, David
Prentice-Hall, 1998
Buku Teks