Citazione APA

South Africa. Dept. of Health. (1980). Keep your child healthy. Dept. of Health.

Stile di citazione Chicago

South Africa. Dept. of Health. Keep Your Child Healthy. Pretoria: Dept. of Health, 1980.

Citazione MLA

South Africa. Dept. of Health. Keep Your Child Healthy. Dept. of Health, 1980.