APA-Zitierstil (7. Ausg.)

Ludlow, J. R. (1980). Down's syndrome: Let's be positive ; an approach to help Down's syndrome children reach their full potential. Down's Children's Association, South East Branch.

Chicago-Zitierstil (17. Ausg.)

Ludlow, J. R. Down's Syndrome: Let's Be Positive ; an Approach to Help Down's Syndrome Children Reach Their Full Potential. Birmingham: Down's Children's Association, South East Branch, 1980.

MLA-Zitierstil (9. Ausg.)

Ludlow, J. R. Down's Syndrome: Let's Be Positive ; an Approach to Help Down's Syndrome Children Reach Their Full Potential. Down's Children's Association, South East Branch, 1980.