APA

Levy S. E., Souders M. C., Wray J., Jawad A. F., Gallagher P. R., Coplan J., Belchic J. K., Gerdes M., Mitchell R. & Mulberg A. E. (20030819). Children with autistic spectrum disorders. I: comparison of placebo and single dose of human synthetic secretin. : Archives of disease in childhood.

Chicago

Levy S E, Souders M C, Wray J, Jawad A F, Gallagher P R, Coplan J, Belchic J K, Gerdes M, Mitchell R and Mulberg A E. 20030819. Children with autistic spectrum disorders. I: comparison of placebo and single dose of human synthetic secretin. : Archives of disease in childhood.

Harvard

Levy S. E., Souders M. C., Wray J., Jawad A. F., Gallagher P. R., Coplan J., Belchic J. K., Gerdes M., Mitchell R. and Mulberg A. E. (20030819). Children with autistic spectrum disorders. I: comparison of placebo and single dose of human synthetic secretin. : Archives of disease in childhood.

MLA

Levy S E, Souders M C, Wray J, Jawad A F, Gallagher P R, Coplan J, Belchic J K, Gerdes M, Mitchell R and Mulberg A E. Children with autistic spectrum disorders. I: comparison of placebo and single dose of human synthetic secretin. : Archives of disease in childhood. 20030819.