Davis, D. (1999). Sport education coaching manual: Softball. Macmillan Education Austria Pty Lmd Felta Booksales, Inc.
Cita Chicago (17th ed.)Davis, Damien. Sport Education Coaching Manual: Softball. South Yarra, Quezon City: Macmillan Education Austria Pty Lmd Felta Booksales, Inc, 1999.
Cita MLA (9th ed.)Davis, Damien. Sport Education Coaching Manual: Softball. Macmillan Education Austria Pty Lmd Felta Booksales, Inc, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.