APA-ийн эшлэл(7 дахь хэвлэлт)

(1973). Serving children with special needs. Department of Health, Education, and Welfare.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Serving Children with Special Needs. Washington, D.C: Department of Health, Education, and Welfare, 1973.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Serving Children with Special Needs. Department of Health, Education, and Welfare, 1973.

Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.