(2004). Worrybusters: Teaching Tips for the Prevention of Anxiety in Children. Queensland Surgery Services.
Cita Chicago (17th ed.)Worrybusters: Teaching Tips for the Prevention of Anxiety in Children. Queensland Surgery Services, 2004.
Cita MLA (9th ed.)Worrybusters: Teaching Tips for the Prevention of Anxiety in Children. Queensland Surgery Services, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.