Mohr, V. Marie
Gunung Agung, 1984
Buku Teks
Fortune, Marie M.
Buku Teks
Ramos, Fidel V.
The Friends of Steady Eddie , 1993
Buku Teks
Salmela, John H., author
Human Kinetics Books, 1991
Buku Referensi
Rosenau, Pauline Marie
princeton University Press, 1992
Buku Teks