APA引文

South Africa. Dept. of Health. (1977). Your child's teeth. Dept. of Health.

Chicago Style (17th ed.) Citation

South Africa. Dept. of Health. Your Child's Teeth. Pretoria: Dept. of Health, 1977.

MLA引文

South Africa. Dept. of Health. Your Child's Teeth. Dept. of Health, 1977.