The strategy of pitching slow pitch softball /
Ivankovich, Michael.
The strategy of pitching slow pitch softball / by Michael Ivankovich. - Maple Glen, PA. : M. Ivankovich, 1985. - vii, 96 p. : ill.
Slow pitch softball.
The strategy of pitching slow pitch softball / by Michael Ivankovich. - Maple Glen, PA. : M. Ivankovich, 1985. - vii, 96 p. : ill.
Slow pitch softball.