(1989). Headache in children and adolescents: Proceedings of the First International Symposium on Headache in Children and Adolescents, Pavia, Italy, 19 - 20 May 1988. Excerpta Medica.
Chicago-Zitierstil (17. Ausg.)Headache in Children and Adolescents: Proceedings of the First International Symposium on Headache in Children and Adolescents, Pavia, Italy, 19 - 20 May 1988. Amsterdam u.a: Excerpta Medica, 1989.
MLA-Zitierstil (9. Ausg.)Headache in Children and Adolescents: Proceedings of the First International Symposium on Headache in Children and Adolescents, Pavia, Italy, 19 - 20 May 1988. Excerpta Medica, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.